[HN Gopher] The Revenge of the Hot Water Bottle ___________________________________________________________________ The Revenge of the Hot Water Bottle Author : Glench Score : 155 points Date : 2022-01-21 14:11 UTC (8 hours ago) (HTM) web link (www.lowtechmagazine.com) (TXT) w3m dump (www.lowtechmagazine.com) | swilliamsio wrote: | The fact that this website is solar powered is very, very cool to | me. I will have to come back in a few hours and see if the | Spanish night has taken it offline. | pier25 wrote: | I'm from Mallorca (Spain) and there you can still find tables | with a brazier underneath. Hot water bottles made from rubber are | very common too. | | https://images.app.goo.gl/DG73Vs74i6RgQbyk7 | harperlee wrote: | Huge carbon monoxide intoxication risk! | Oem18 wrote: | kowlo wrote: | My wife gifted me a hot water sausage for work | https://www.amazon.co.uk/dp/B08J2FK6KZ | | Mine is a little longer... | llampx wrote: | In my opinion, electric blankets are a superior alternative to | hot water bottles. They come in various forms such as throws, | pillows and mattress toppers, and can be adjusted for temperature | and don't need to be refilled. The only place they don't work is | when you're on the move. For that you can nowadays get gloves | with active heating that are powered by batteries, or chemical | reaction handwarmers. | | A good creative writing piece, but somewhat out of touch. | asciimov wrote: | You can't use electric blankets on foam beds as the foam | retains too much heat and you could end up cooking yourself. | edent wrote: | The problem is, once the blanket loses power it gets cold | pretty quickly. | | Whereas you can boil a kettle in under a minute, decant the | water, and you can stay warm for hours. | gruez wrote: | That doesn't sound like a problem unless you're moving about. | If you're just sitting at your desk who cares if you need to | keep it plugged in? | rstupek wrote: | I think the point is "what if there's no electricity but | the gas stove still works" | helipad wrote: | Your suggested solutions don't work so well for sitting | outside. | | When Covid made outdoor socializing necessary, we used out hot | water bottles at restaurants and at fire pits. | | Blankets and gloves aren't as good at keeping nether regions | warm on cold surfaces, and anything that needs to be plugged in | is a no go. A minor point too but I wouldn't want | batteries/electrics around fire. | | Our hot water bottles kept us toasty for hours and you could | also tell easily when it was running out of power, so to speak. | | We've also taken them to winter cabins when you don't know how | convenient electrical outlets will be. You can have several of | them for when you're on the sofa, to pre-warm the bed, make the | dog cozy. | tstrimple wrote: | I would hope that Low Tech Magazine would focus more on "low | tech" solutions, such as solutions which don't require | electricity. | llampx wrote: | You got me there. | wffurr wrote: | You gotta heat the bottle; the most efficient method of which | is an electric kettle. | TremendousJudge wrote: | But electricity is not required, you can use a regular | kettle on a stove or even over a wood fire. | floren wrote: | You're not allowed to get a gas stove in California any | more. | | Good thing we never have electric supply issues. | tstrimple wrote: | This isn't true. The requirement is just that new | constructions are ready for electric appliances. It | doesn't ban natural gas. | | https://www.sfchronicle.com/local/article/No-more-gas- | stoves... | | > A draft code update released Thursday by the California | Energy Commission would require new single-family homes | to be equipped with circuits and panels that would allow | them to be powered by all-electric appliances for | heating, cooking and drying clothes. | | > The new code would not prohibit natural gas | infrastructure, a step many environmentalists would like | the state to take. But if the draft is ultimately | authorized by the commission this year, it would require | new homes to be "electric ready," meaning they're | prepared to be transitioned away from gas appliances if | any are used initially. | YXNjaGVyZWdlbgo wrote: | If you get a cold snap like in Texas last year with rolling | blackouts it's the perfect way to store the heat you can | produce while your electricity is running. When I camp in | late fall, early winter I always use a food safe water | bottle at night and reuse the water in the morning for | coffee or washing up with the added benefit that with a | good bottle the water is at least lurk warm. | Someone wrote: | I don't think so. On sunny winter days, you can heat them | in the sun, using a solar water heater | (https://en.wikipedia.org/wiki/Solar_water_heating) and let | them cool down at night, heating your body. | | The low tech version is to paint them black and put them in | the focus of a roughly parabolic reflector. | nradov wrote: | You can build a low tech electricity generator with a water | wheel in the stream that runs behind your quaint little low | tech log cabin in the woods. | tstrimple wrote: | This is one of my favorite YouTube channels. Not quite "low | tech" because he has a ton of tools he powers off grid, but | he nails the quaint cabin feel with the house he built. | | https://www.youtube.com/watch?v=0zh29DJI_wE&list=PLEZ2hvCDK | U... | BenoitEssiambre wrote: | I do ice in the summer (this is mentioned in the article). Great | for when you have warm feet in bed. It works longer than the hot | bottles because of the phase change which adds the equivalent of | a 60 to 70 Celsius energy absorption. | | I think you could do the same with wax for the hot version. Hot | wax would last longer than hot water because of the phase change. | I assume this is not commercially available because of the | dangers of heating wax which should be done in a hot water bath. | Some people would inevitably ignore the instructions and burn | down their house. | | Edit after a bit of research: Maybe the lesser heat capacity of | wax offsets the benefits of the phase change. | GuB-42 wrote: | Besides heat capacity, the advantage of liquid hot wax is that | it stays at around 50degC during the entire melting process, | which is a good temperature for something that keeps you warm. | | Instead of staying at an ideal temperature, water will | gradually cool down. | nickparker wrote: | Water also has an almost uniquely large enthalpy of melting. EG | paraffin freezing releases 1/3 as much heat as water | YXNjaGVyZWdlbgo wrote: | I use a cooling pad [0] for animals and it's amazing no | electricity just convection. | | [0] https://www.amazon.com/Chillz-Cooling-Dogs-Large- | Size/dp/B00... | blakesterz wrote: | "The first "hot water bottles" - quite literally - were other | people and animals. Since time immemorial, people have warmed | themselves by huddling together" | | I had to chuckle at that! Low Tech Magazine is such a cool site! | So many really interesting things to read about there, low tech | hacking at it's finest. | josefresco wrote: | When my mother was a child (Northeast US), they'd take baked | potatoes to bed to keep their feet warm. Growing up we had one of | the soft/red hot water "bottles" and it was used mostly when | someone was in pain or sick. | nickkell wrote: | They also double as a midnight snack | josefresco wrote: | My mom said they'd bring them to school the next day for | lunch. | adventured wrote: | One side of my family were farmers in prior generations (mid- | Atlantic US). They utilized heated bricks in the same way that | you're describing the potatoes. | logosmonkey wrote: | Yeah, my mom (grew up in the rural south US) has told me | multiple times about how her mom would heat bricks fro the | beds each evening. They were very poor and had no central | heat so wood stove, bricks, and multiple kids to a bed (there | were 13 of them) was the go to winter strategy. | kevinmchugh wrote: | Very off-topic but if you've never seen someone inflate and burst | a hot water bottle, it's really something. It's one of those | goofy strongman feats, like tearing a phonebook in half, with a | big bang at the end. | | https://youtu.be/oM5ZzR2KBSQ | DaltonCoffee wrote: | Heheh, love that seam line. | exhilaration wrote: | If you need something portable while walking around the house, I | recently bought this rechargeable heated vest for my wife | https://fieldsheer.com/products/summit-vest-women-s# who hates | the cold. She LOVES this vest, wears it every evening. This was | possibly my most successful gift in our 12 year marriage. | | And I don't mean to keep promoting this brand but I've got their | heated ski gloves too and they're amazing. I was night skiing and | saw that one of the ski patrol ladies had a lit LED on her | gloves. I asked her what that was and he told me it was this: | https://fieldsheer.com/collections/womens/products/storm-glo... | (wait, I wear women's gloves?) They're fantastic, I wore them | skiing in 10oF Vermont weather from 9am to 3pm on low heat. The | batteries died around 3ish but I had hand warmers after that. | amelius wrote: | I want a sleeping bag with this. | mellavora wrote: | Which "this", a warm and grateful spouse, or a hot water | bottle? | JKCalhoun wrote: | Put off by the Bluetooth + phone app. Can you change the | temperature _without_ an app? | tppiotrowski wrote: | "The Summit Heated Vest has 2 ways to adjust the temperature. | First, the built-in waterproof touch control button. With a | simple button push, it lets you choose from 4 instant heat | settings with multi-colored LED indicator." | mcguire wrote: | Anyone else notice the irony given the article? | | " _Low-tech Magazine questions the blind belief in | technological progress, and talks about the potential of past | and often forgotten knowledge and technologies when it comes | to designing a sustainable society._ " | exhilaration wrote: | Oh yes, we don't use the bluetooth functionality at all. | Everything on the vest is button-operated. | gertrunde wrote: | Favourite quote/snippet from the linked vest page: | | "update your garments when new firmware becomes available." | | Now there's a sentence that I suspect we wouldn't have imagined | 10 years ago... | jimmaswell wrote: | I recently got a whole series of heated gloves, socks, coat, | etc., and when I have them all on I think of the preacher | from Johnny Mnemonic. | odiroot wrote: | It's funny, but I'd like to have the complement of that! I'm | never cold in my torso, it's always only the arms and hands. | calt wrote: | Heat your torso and the arms and hands will get better | circulation and feel warmer as well. | Toutouxc wrote: | Can anyone recommend a well made EU-based alternative? The | Fieldsheer collection looks great, but duties and taxes. | semi-extrinsic wrote: | My parents have used the Therm-IC products for years, | especially socks for skiing, they've been happy with them. | | Personally I find that either I'm doing low intensity | physical activity and I can just put on my Sorel Glacier XT | boots and Hestra Army Leather mitts and stay warm, or I'm | doing something more high intensity and my feet and hands | only need normal boots and gloves. | | In both cases I wear a thick merino base layer, fleece | midlayer with varying thickness according to temperature and | activity level, and GoreTex Pro outer layer that has zippers | under arms and along thighs such that you can adapt | ventilation seamlessly to variations in activity level. This | works nicely from +5 C all the way down to -30 or -40 C | (depending on wind chill and humidity, you might not last | very long at -40 C though). | grogenaut wrote: | Wonder if they sell just the heat and controls. My wife | wouldn't like the material / style but would love to make her | own | mikestew wrote: | I say this only so that you know it's worth searching, | because I don't have any links handy at the moment: yes, you | can buy the wiring or carbon inserts separately as well as | some kind of controller. I say this because I've previously | researched such things for making heated motorcycle clothing | (which, when combined with the higher power of a motorcycle | electrical system, will keep you _balmy_ for as long as the | bike is running). One can do anything from sourcing your own | wire to buying pre-made carbon inserts (such as in heated | auto seats), to kits you just sew into the clothing. There | are pages that will tell you how to do the math for wattage | draw, etc., should you need such. | | It's been a number of years since I've done this research, so | your options should be even more broad now, because heated | clothing that isn't motorcycle/snowmobile-specific is a | relatively new thing (thanks, lithium batteries!). | | Anyway, the stuff is out there, you'll just have to go look | for it. | masklinn wrote: | FWIW an other option which turns out to be quite ridiculous for | heat is the _hanten_ (japanese winter vests). | | They're thick padded cotton, and once the vest has warmed up | (which doesn't take too much time) it's _really_ warm and | comfy, if a tad bulky. | Tronno wrote: | Wool is more effective insulation than cotton, and also | insulates when damp/wet, unlike cotton (thus the saying | "cotton kills"). I suspect the reputation of this type of | jacket is more cultural than anything. | dahfizz wrote: | Isn't that just a regular jacket, in Japanese style? | masklinn wrote: | Not really. In terms of length it sits somewhere between | jacket and coat, but is also very much designed to be worn | indoor (as traditionally japan doesn't use central | heating). It doesn't much protect against the elements as | it has a non-overlapping lapel with cords stiched on the | edge for closure. In essence the front is mostly open, even | when tied. | recursive wrote: | I didn't even know jackets and coats were different | things. | randycupertino wrote: | > This was possibly my most successful gift in our 12 year | marriage. | | My husband got me this heated blanket from LL Bean and it is my | absolute favorite gift he's given me in 15 years together! This | thing is amazing! I want to wfh just to curl my feet in the | blanket. https://www.llbean.com/llb/shop/124706 | | I want to get one for every family member now. | dehugger wrote: | I also got my wife a similar one a couple of years ago, and it | definitely marks the high-water mark for gift giving. I doubt | I'll ever be able to live up to it. You can also buy a spare | battery as a follow up gift the next year. | | Now if only she would gift me one in return... | JohnJamesRambo wrote: | I would never use one of these because I know how clammy and cold | it is going to be when the heat runs out. | thrwy_ywrht wrote: | Many/most hot water bottles have a knitted fabric cover. When | the heat runs out (which takes many hours), you are not in | direct contact with the rubber/plastic body of the water | bottle, so there is no sensation of cold or clamminess. | DocTomoe wrote: | Hm, the ones I am using usually are still warmer than body | warmth on the next morning... YMMV | Flashtoo wrote: | An alternative would be something like a bag of rice or cherry | stones. You can microwave them and they won't feel cold when | they lose their heat. | | (See also https://news.ycombinator.com/item?id=30025026) | kaybe wrote: | The coldest they become is body temperature under the blanket. | It would only have a chance to become colder than its | surroundings if the water had a way to evaporate, which it | doesn't. | thrwy_ywrht wrote: | Hot water bottles are very popular in the UK for three main | reasons that don't really translate to the US: | | * Every household has an electric kettle | | * Kettles boil very quickly (due to power differences) | | * Most households have radiator-style heating, which takes much, | much longer to heat up a room than US-style forced-air heating | frankus wrote: | I'm semi-seriously considering installing a few 240V outlets in | my kitchen when I redo it and smuggling in a European kettle | (any recommendations on a nice temperature-controlled one? I | use and like this 120V now: https://www.amazon.com/Bonavita- | BV382510V-Variable-Temperatu...) | | The US secretly has 240V power almost everywhere, but we use | center-tapped transformers upstream of the service connection | that provide two 120V legs (180 degrees out of phase). So | lighting and appliances all get 120V (typically 15A), with the | exception of high-power items like cooktops, ovens, and these | machines we have for drying our laundry indoors. | Karrot_Kream wrote: | My partner and I use hot water bottles extensively (we both | grew up in immigrant households that used them). We have a | hot water boiler that we schedule to run in the early hours | of the morning before any of us are up to use cheaper energy | and have the water ready for us. We use the boiler for hot | water bottles, for brewing tea, for brewing coffee (well I'm | picky with coffee so I reheat the water to exact temp on an | old-fashioned stove kettle), for boiling noodles or pasta, | for cleaning caked on grime, etc etc. | | I'd suggest that over redoing your outlet, though you will | have to periodically descale your water boiler, because of | sheer utility and portability (you can move and you'll still | be able to just plug it into a standard 1-phase 120V outlet.) | maccard wrote: | What you want is an instant water tap like a quooker. | 99_00 wrote: | I live somewhere cold and damp. I need this. Thermal clothes | and turning up the heat doesn't help. | | Recently we had a bought of dry cold weather. In -10 C and dry | I was wearing less insulation and feeling warmer than +5 C with | high humidity. Real eye opener to understanding the impact of | humidity and how I can adapt to my winter climate better. | mberning wrote: | It's baffling that people have such a persistent and romantic | fascination with regressive technology. Why enjoy whole home | climate control when you can dress up like Nanook of the North | while indoors and sit on hot water bottles? Why is the discussion | not focused on how to make modern technology better, more | efficient, more accessible? | | Next week we will have a story about how suffering through summer | heat with a wet towel and sleeping all day are "making a | comeback". | oh_sigh wrote: | > Why enjoy whole home climate control | | Because it is more expensive and more energy intensive than a | direct application of heat to the occupant's skin? | | Some people care about their resource usage, or how much money | they spend on climate control. You also have situations where | multiple people live in the same climate control zone, and have | different preferences for temperature. If I like it at 67 and | my wife likes it at 74, and we're both uncomfortable at 70, how | can whole home climate control solve this issue? | bhandziuk wrote: | baffles, fans, AC and heat running at the same time, | bluetooth location tracking, robots following you around with | the right climate controlled temperature application, | monitoring your brow and toes with IR cameras to check that | you are perfectly comfortable. Duh, modern technology ftw! | Alekhine wrote: | You _can 't_ always make modern tech as energy efficient as | 'regressive' technology. There isn't always a magical solution | that addresses all problems. In my opinion, low-tech solutions | are often just simpler, while maybe lacking a bit of | convenience. | | Here's an example, the open source community has spent | thousands of man hours developing various note-taking apps. And | they're pretty good, usually. I could use something like Foam | to manage my notes, learn to use the keyboard shortcuts, figure | out how to sync it between my devices, learn every other little | thing about it... | | Or I could just use pen and paper. Which requires no | electricity, no computer, is durable and does not have a | learning curve to use. | analyte123 wrote: | Whole home climate control costs money. Why run up your gas or | electric bill to heat your entire 2000 sqft house to 78 | degrees, when the only thing that needs that much heat is your | own body? | ssully wrote: | Some people have poor circulation. Even with whole home climate | control their extremities (hands or feet) will be ice cold for | awhile. Sure, there are more modern ways to warm your hands and | feet, but a hot water bottle is cheap and easy. | masklinn wrote: | Also heating up one's entire dwelling to comfortable-enough | temperatures could be much more expensive than dressing up a | bit and using that sort of accessories. | wolverine876 wrote: | Why write a few lines of code when you can use an entire | framework? Why walk two blocks or ride a bike when you can | drive? | | > regressive | | That depends on your definition of regressive. If you designate | it as regressive, you create a circular argument: it must be | worse, somehow. | | IMHO, there's nothing inherently better about tech that is | newer - why do I care if it's newer? - and many see complexity | as the enemy of good engineering. Technology is tools and the | only question is, how well do they deliver on the needs and | specifications (which include efficiency and cost)? | | > Why enjoy whole home climate control ... | | Whole home climate control has more whole world climate impact, | so it doesn't deliver well on many people's specifications. | unbalancedevh wrote: | That was my first thought as well, but the article is pretty | thorough about the relative benefits of using a hot water | bottle, also asserting that the intent isn't to replace central | heating. | | It's an option with some cultural history behind it, and might | be just the right solution for some use cases. | tupac_speedrap wrote: | They are good but make sure that the bottle is sealed properly | and you don't have the bottle over your body while you sleep | because people getting burned by these things is surprisingly | common. | Cerium wrote: | In China there are hot water bags with integrated heating | elements and thermostatic cutoff. I'm sure they are a single | failure away from a steam explosion, but very convenient. I used | some while visiting family in the winter. | ColinWright wrote: | Also discussed here: | | https://news.ycombinator.com/item?id=30024127 | | We now use "Wheat Bags" ... cloth bags, usually cylindrical, | filled with wheat. Heat in a microwave and use where one would | use a hot-water bottle, but without the danger of a leak. | drewzero1 wrote: | They can certainly still leak, but the consequences are | different. Instead of getting wet and risking water damage you | have to sweep and vacuum wheat (or in my case rice) out of | everything. Still, much less harmful to electronics and wood | floors. | hammock wrote: | How about a big slug of cast iron? :) | voltagedivider wrote: | It wouldn't play nice with water and microwave ovens. I | guess you could heat it on the stove or in a regular oven | instead. | hammock wrote: | Yes that's the idea | masklinn wrote: | There used to be such device you'd heat up in boiling | water. | NikolaeVarius wrote: | Why wheat? The point of using water is that it can store alot | of heat. | ip26 wrote: | I think they are usually husks of some type. Cheap, smell | nice, conform to body, doesn't transfer heat fast enough to | hurt you, and for some reason heats up in microwaves. | QuercusMax wrote: | Not husks - those don't have enough heat capacity. I've | used ones made of corn and rice too. It's heating up the | actual grain seeds, which I guess have a fair amount of | water locked in the starch matrix. It always is a little | steamy coming out of the microwave. | GordonS wrote: | You can get ones with some lavender inside too - my kids | love them! | PeterisP wrote: | If it's not dry husks but full grain, they're mostly water by | weight anyway, so you get almost the same heat storage but | different other properties (no leaks, slower dispersal of | heat). | jonnycomputer wrote: | Rice works. Can just put in a sock and heat in microwave. | tempest_ wrote: | We made these as gifts for our parents when I was in | elementary school. | | You can pop a clove or two in as well to mask the rice | scent. | jonnycomputer wrote: | nice idea! | brummm wrote: | They are very traditional and common in Germany. I remember | making them in primary school and selling at something like a | "bake sale". | mikro2nd wrote: | And they're not ice-cold sometime around 3 in the morning! They | stay at around body heat, so still give the feeling of being | warm. | teachrdan wrote: | If you want to really spoil yourself or your partner, place | the hot water bottle in bed about an hour early -- and then, | just before going to sleep, refill it with fresh hot water. | | I find that between the bottle itself and the surrounding | sheets and mattress, a lot of heat is absorbed in that first | hour. Pre-heating everything should keep the hot water bottle | warm until morning. I find this to be an unreasonably | effective life hack. | themodelplumber wrote: | Yep, this is a huge benefit over water bottles. I tested out | both and it's nice to have water as a backup but the residual | heat effect has a longer tail-off. | yakshaving_jgt wrote: | I wasn't aware that this was a thing that happened. I use a | hot water bottle now -- the typical flexible rubber one, | encased in a little wooly jumper. I typically go to bed | around 01:30 with the hot water bottle under the covers near | my feet, and it's still warm around noon. I'm getting at | _least_ 12 hours of warmth from mine each night. | SamBam wrote: | Huh? Water has a significantly-higher specific heat capacity | than these dry powders, so will definitely stay warm many, | many hours longer. I can say this with experience: the hot | water bottle I put in my bed at midnight last night was still | warm at 7:30am, while the buckwheat cushions I got my kids | stay warm 15 minutes tops, no matter how hot I make them in | the microwave. | | Even with the very best dry microwavable pillows, there will | be at least a 20x difference in heat capacity. | | And your premise doesn't make sense. A hot water bottle under | the blankets will _also_ be at body temperature after (many) | hours. There 's no reason for it to get colder than the wheat | pillows. And the fabric covering feels just as warm. | masklinn wrote: | IME they're not necessarily wrong, HWBs without fabric | covering (which used to be relatively frequent a few | decades back for some reason) would feel really rather cold | in the morning, the rubber feels clammy. And because they'd | be way too warm early on, you'd push them to one side and | get close but not too close. So body heat wouldn't really | keep them warm once their eat is expended. | | With a woolen cover or padded cotton, the heat release is | much slower and more uniform, so the HWB is more | comfortable, last a lot longer, and because you only touch | (relatively insulating / insulated) fabric it never feels | really cold. | zokier wrote: | I think the effect is more related to that water conducts | heat well, while cereal pillow will function as insulator. | kayodelycaon wrote: | I've done this with rice. :) | 2Gkashmiri wrote: | wait what? you mean dry bags.... ooooo | ColinWright wrote: | Yes ... more discussion here: | | https://news.ycombinator.com/item?id=30025026 | germinalphrase wrote: | We use rice, but same idea. | themodelplumber wrote: | I use these too, though ours are made with corn for some | reason. I guess the friends who gifted them were hanging with | the corn crowd on craft-Pinterest or something. They smell like | sweet Corn Nuts when heated, which is a pretty pleasant effect. | | We do have a cylindrical one but the two biggest are shaped | like mini pillows, more rectangular patterned. | | Combine them with a lap blanket, hot tea, brand new thick | winter socks, insulated slippers, a hoodie, 50 push-ups before | work and a 400W zone heater, and you will be able to survive my | office in the winter :D | rambambram wrote: | Exactly this haha. Even a relatively mild workout keeps my | body warm for hours. For cycling in the winter (which feels | especially cold after a warm bed) I used to take cold showers | before going outside. I can really recommend this, as the | outside temperature feels way more pleasant this way. Instead | of shivering the whole trip, I actually enjoyed going | outside. Besides, it mentally wakes you up like nothing else. | | Edit: and indeed, don't forget the winter socks! I prefer | them in wool. Also a baggy fleece sweater/vest made of polar | fleece (which I can't find anywhere anymore) with the | thickest and highest collar possible. | fredley wrote: | I find they don't keep their heat nearly as long as hot water | bottles. | boringg wrote: | Also known as "magic bags" if you want to buy a premade one to | put around your neck! | phreeza wrote: | One of those (or similar, I think cherry seeds) caught fire in | my microwave once. | monkeybutton wrote: | Never had one catch fired but definitely overdone it before | and had it forever smell vaguely like burnt popcorn. | drewzero1 wrote: | I tried to heat two rice bags at the same time once and they | melted together. I didn't think about the fact that they had | used synthetic fabric! I'm so used to doubling the cooking | time because our microwave is only 600 watts (compared to the | usual 1000-1200 watts). | ColinWright wrote: | Indeed. It needs to be heated for 30 seconds, then "stirred", | heating again, _etc.,_ and the temperature needs to be | limited. We had one catch fire, but we patched it and it 's | good to go again. | | I still prefer them over hot water containers. We have some | that are floppy and flexible, ideal for wrapping around the | back of the neck and over the shoulders. | jgrahamc wrote: | I have one of these that has cherry stones in it. I much | prefer the hot water bottle for two reasons. Firstly, I | fully understand the failure mode of the hot water bottle | and have rarely seen one fail; on the other hand the "cloth | thing that catches fire inside the microwave" is not a | failure mode I really want. | | But most importantly, hot water bottles are really hot and | much better at keeping me warm. | ColinWright wrote: | We've had more than one hot water bottle fail and it's | resulted in one case in a soaked bed, which was | unpleasant and difficult to deal with. I _much_ prefer | the failure mode of "catches fire in the microwave". The | fire is small (and mostly just a smouldering edge of | fabric), easily contained, easily put out, and the | failure is easily avoided. | | We've used both and settled on the wheat bag, but I | recognise that other people will make other choices, and | that's fine. | joncp wrote: | You can just fill a sock with dry rice and tie it off. It's | cheap and easy and the hot rice smells good too. | hilbert42 wrote: | _"...use where one would use a hot-water bottle, but without | the danger of a leak. "_ | | Very interesting. Did you find any noticeable difference | between the longevity of its heating as compared with water? | The reason I ask is that the specific heat of water is higher | than that of wheat so water should retain the heat longer. | | BTW, I'm familiar with hot water bottles, they were all the | rage when I was a kid before electric blankets became | commonplace. | | _P.S.: I can 't say I ever had one leak but I reckon I'd have | come close. After some use, they'd start to perish around the | filling point/screw stopper. The idea was to always keep an eye | on it and once one noticed the first signs of perishing then | not to gamble too long before replacing it._ | ColinWright wrote: | My impression is that they don't last as long, but definitely | for long enough. People think that if you need to heat them | more often then it's less efficient, but if the heat doesn't | last as long then almost certainly they take less energy to | heat up in the first place. | | It's all about transferring energy/heat from one place to | another. | Cass wrote: | I've used a bunch of different pillows (cherry stone, wheat, | etc) and found that, while the initial heat is great and | feels better than a hot water bottle, they only stay properly | hot for about five to seven minutes. Once when I had a bad | back pain day, I put the microwave next to the bed so I could | keep a constant reheating cycle going. | SamBam wrote: | I agree. The buckwheat-filled pillows I got my kid stay | warm about 10-15 minutes tops, no matter how hot I get them | in the microwave. | groby_b wrote: | Bonus points, they're shaped like cute animals and super-fuzzy. | Harder to do with a water bottle. (There are covers, but who | wants a soppy teddy bear?) | AndrewOMartin wrote: | Negative points. I come home and think my flatmate has put a | puppy in the microwave. | Sparkle-san wrote: | I recently discovered Warmies[1] which is essentially this but | inside a stuffed animal and scented with lavender and I'm not | ashamed to admit that I'm low-key obsessed with them. | | [1]https://warmies.com/ | [deleted] | goda90 wrote: | My wife and I enjoy a rice filled sock. It has the added benefit | of being able to wrap around our shoulder/neck when needed. Might | be a bit harder to heat in a low-tech way than water though. | newsbinator wrote: | > The first "hot water bottles" - quite literally - were other | people and animals. Since time immemorial, people have warmed | themselves by huddling together. | | Ha I never thought of it this way. | mc32 wrote: | 3-dog night. An expression inherited from shepherds and their | sheepdogs. | jstx1 wrote: | In case it's not clear - it means a night so cold that you | need 3 dogs in bed with you. | dreamcompiler wrote: | https://en.wikipedia.org/wiki/Three_Dog_Night#Name_origin | frankus wrote: | Water is a pretty amazing heat carrier. I did a bit of poking | around for a project idea and couldn't really find anything with | a higher heat capacity, at least for things that don't undergo a | phase change. | | I wonder if there's a semi-low-tech way of taking advantage of a | phase change for extra capacity in something like a hot water | bottle. | masklinn wrote: | > Water is a pretty amazing heat carrier. I did a bit of poking | around for a project idea and couldn't really find anything | with a higher heat capacity, at least for things that don't | undergo a phase change. | | Pretty much the only thing better would be ammonia, and it's | not necessarily as good for water bottles: it has a higher mass | heat capacity, but a lower volume heat capacity. | | And of course you're dealing with a large volume of ammonia, | which is not exactly innocuous. | | > I wonder if there's a semi-low-tech way of taking advantage | of a phase change for extra capacity in something like a hot | water bottle. | | There are reusable handwarmers which do that, you heat them to | liquid, then phase-change them to solid. The advantage is | mostly that you can _trigger_ the release though, their heat | capacity is not amazing. | smeyer wrote: | People take advantage of phase changes as a way to store | thermal capacity frequently. Here[0] is one designed to keep | your coffee hot by using a material with a phase change | temperature similar to a temperature folks like to drink | coffee. | | [0] https://www.joulies.com/ | calvinmorrison wrote: | Tangentially related are "Boveda" packets which are the | opposite of silica packets for keeping food dry, they keep | your box perfectly humidified. For optimal cigar storage or | consumption - the humidity is a huge factor. Boveda packs are | sold by target humidity and are pretty awesome | | (protip: you can reuse them by soaking them in distilled | water for a while after they dry up0 | falcolas wrote: | People were recommending wax elsewhere, since its phase change | is above 20degC. | cheschire wrote: | We bought some after some of the recent winter related power | outages. Being able to capture gas-sourced heat (cooking water on | the stove) and then being able to transfer it somewhere else in | the house directly where we need it (under a blanket) is a killer | app. | madeofpalk wrote: | fyi, you can see the article also at | https://www.lowtechmagazine.com/2022/01/the-revenge-of-the-h... | which lacks the distracting background | fbanon wrote: | The high-tech equivalent is an Intel MacBook Pro in your lap, | running a clean build. | I_complete_me wrote: | Our main heat source as students was a HP 33S Scientific | Calculator; on really cold nights we input sqrt(-1). | meepmorp wrote: | Back in the day, I had a dual proc Athlon XP workstation that | also functioned as the main heating system for my apartment. | masklinn wrote: | With a P4 it'd have been a sauna instead. | | In reality you'd need pretty low heating needs for that to | work, the bigger rigs would have a hard time reaching 1kW, | which is not even a portable heater. | gumby wrote: | For winter camping I use a Nalgene bottle full of boiling water, | which I toss into my sleeping bag to pre warm it. | | Before sleeping I pull it out and give it to the dog who knows to | curl around it. | anon776 wrote: | I've read about a few cases where the nalgene pops/breaks and | leaves you with a wet sleeping bag. Which is one of my greatest | camping fears. | gumby wrote: | It's a legitimate fear as a wet sleeping bag could kill you | in the snow, but I've ever seen an actual Nalgene bottle fail | even when we tried driving a forklift and a bobcat over one. | I did crack one with liquid nitrogen but I don't camp at | those temperatures :-). | | I've been given bottles made from other plastics but I've | always been dubious about them. | | I have cracked the lids, but that takes a lot of work and an | aged lid. The lids are made of a different, softer material | which is more compliant to make a good seal. I do replace the | lids every few years. | | Speaking of getting your gear soaked (not): a good habit in | the snow is to put a nalgene of water upside down into the | leg of each boot overnight to keep them from freezing. I | guess you'd be concerned about that too. | mleonhard wrote: | This happens when the air in the bottle warms up and | increases pressure which tries to expand the bottle. To | prevent this, fill the bottle with hot water, close it, shake | it for a moment to let the air mix with the hot water and | warm up, then open it just enough to equalize the air | pressure, and close it tightly. As the bottle cools, its | internal pressure goes down. External air pressure will try | to crush the bottle. External pressure is less likely to | damage the bottle than internal pressure. | draw_down wrote: | danw1979 wrote: | Even more efficient, but not portable, are electric heat mats. | I've had one under my desk this winter and between that and a | couple of jumpers, I've not felt the need to have the heating on | in my northern UK based home office. | skyfaller wrote: | Low-tech Mag wrote a little about heated clothes: | https://solar.lowtechmagazine.com/2013/11/heat-your-clothes-... | | That article is a little silly because it's talking about | heated clothes only making sense indoors (from an energy saving | perspective), since it can allow you to use less energy heating | your home. If you are sitting around in your house, electric | heating pads or blankets probably make more sense than plugging | your clothing into the wall, especially since plug-in clothes | don't really exist, but heating pads / blankets do. | germinalphrase wrote: | An electric mattress pad is a definite modern luxury up here in | Minnesota. Snap it on an hour or two before bed. Toasty warm | sheets and blankets. | zemvpferreira wrote: | An electric blanket in every bed has been my only winter must- | have since I turned 30. I never turn on heat and I walk around | in shirt sleeves all winter, but getting into a cold bed is | torture (especially since I sleep naked with only one blanket). | | It's the most comfortable thing I've ever experienced and I've | converted 10s of people to my religion. Electric blankets in | every bed! | DenisM wrote: | Are you not worried about electric shock? Blankets get worn | out over time, and then there is possible liquid damage... | | I'd love me a <36v blanket but 110v or even 220v gives me the | willies. | dsr_ wrote: | Your profile says that you live in Lisbon. | | Lisbon's average January low: 47F = 8.3C | | Boston's average January low: 23F = -5C | mcguire wrote: | From the article: | | " _Because I don't have the time nor the budget to send hot | water bottles to everyone, I have written this article. | It's largely based on my personal experience - I have been | using hot water bottles for many years and they are the | only heat source in my apartment._ " | | But then, " _Low-tech Magazine is written by Kris De Decker | (Barcelona, Spain)._ " | | Barcelona's average low in February is 47F, too. | | It's currently 32F (0C) here in lovely northern Alabama. | soperj wrote: | Edmonton average January low: -15C | | And there are people that go around in shorts in the winter | there too. What's the point of this? | zemvpferreira wrote: | I'm not sure either. To clarify I was merely trying to | illustrate that I am not a cold person and I still love | love love my electric bed warmers. There's something | magical about going from a cold room into a really warm | bed and I'll never sleep another winter without one if I | can help it. | dsr_ wrote: | The point is that in Lisbon, perhaps it's reasonable to | shut off your heating and use hot water bottles. That's a | route to suicide in Boston or Edmonton. | soperj wrote: | If you didn't freeze to death, your pipes would | definitely freeze without any heat whatsoever. | GordonS wrote: | My home office here in NE Scotland is a converted garage, which | despite being converted "properly" and having a radiator, is | always cold (as low as 14C). The heat mat sounds interesting, | but I when I googled only underfloor heating stuff came up - | any chance you could point me towards a link please? | ianmcgowan wrote: | At least in the US, a google/amazon search for | electric+foot+warmer comes up with some good options. My feet | are in one right now! | | https://www.google.com/search?q=electric+foot+warmer | tonyedgecombe wrote: | Perhaps something like this under your feet: | | https://www.amazon.co.uk/Waterproof-Electric-Temperature- | Adj... | post_break wrote: | Maybe he's talking about an electric blanket. Or you can use | an electric heat pad for sore muscles. Just turn it on and | put your feet on it. | parenthesis wrote: | As a child, we had an electric kettle on the upstairs landing | specifically for hot water bottles. Not being next to a sink, | we'd simply empty the water from the cold hot water bottle back | into the kettle. | elric wrote: | I use my laptop's power brick as a foot warmer. Works remarkably | well in winter, and it's a great use for what is otherwise waste | heat. | Pompidou wrote: | Hot water bottle. In french we have a specific name for this tool | : "bouillotte", from verb "bouillir" (boiling) and sufix "otte" | (diminutive). Everybody in my familly use it. My ex wife was | litteraly addicted to it. | djhworld wrote: | Really appreciate my hot water bottle in the winter, pop it in | the bed 5-10 minutes before climbing in and it's wonderful. | | Oddly I also like a really cold bedroom, I have the window open a | bit mostly all year round. | throwaway946513 wrote: | While the submitted link is wholly appropriate and I take no | issues with it - I much prefer and enjoy reading Low Tech | Magazine from their solar subdomain. | https://solar.lowtechmagazine.com/2022/01/the-revenge-of-the... | leecarraher wrote: | was kind of hoping for a more analytical take, comparing their | efficiency to the newish slate of battery powered personal | heaters, or older iron-oxide single use heaters. My guess is the | newer electronic devices allow for more consistent heat, but at a | much higher entry cost, and less flexible charging. I wonder if | an mechanically adjustable thermal barrier could be employed in a | hot water device, that could provide a more consistent heating | experience. | rdtwo wrote: | Anyone use an inconspicuous one to keep warm in the office while | working? What does it look like? | fredley wrote: | If I'm cold at work I just zip one up inside my hoodie. | kipchak wrote: | Hot water bottles or heat bags are nice for keeping limbs warm | also, especially if you don't have great circulation. heavyweight | base Layers and hot tea do a great job keeping your core | temperature up, but you have to get creative keeping uncovered | fingers warm while typing. | shimonabi wrote: | I just remembered I inherited a "termofor" from my grandmother. | | It's filled now with hot water after 7 years. | infologics wrote: | danka wrote: | Mobile-friendly URL - https://outline.com/XFtrM5 | stakkur wrote: | Last year, when we were without electricity for a week, we used | hot water bottles to heat the beds and generally for warmth and | comfort. They're cheap, stay warm for _hours_ , and have many | uses. I recommend getting several for your home 'emergency' kit. | 2Gkashmiri wrote: | i use it daily. heck, for a family of 3 we have 5 in circulation | for today. i find hat a tad bit excessive but coughing in the | home has caught up so its fine. we usually buy every year for | winter for like inr ~160-300 or $ 3-4. lasts the winter season | and shitty products leak in the bed, either causing you a burnt | leg in the morning or a dripping bed. all in all, a good thing. | pierrebai wrote: | I personally use a bean bag. I put it 2 minutes in the microwave. | Seems simpler than heating water. | bradly wrote: | dang: can you close/merge this with | https://news.ycombinator.com/item?id=30024127 ? They are both on | the home page currently | tppiotrowski wrote: | I remember a story from college in early 2000's. The university | was trying to cut energy use by 20% by 2020. The professor asked | how much power would be saved if we turned off every light, | computer and unplugged all other electronics: 12%. | | This was an eye opening moment. LED's are great but if you really | want to make a dent in energy usage of buildings it's heating and | ventilation. Why can't we live in a world where everyone wears | heated clothes and we just leave the windows open (even in | winter)? | | Seems like heating a person is much more efficient than heating | an entire house, in which we never occupy more than 1% of the | available floor space at any one time... | qwertox wrote: | > ventilation. Why can't we live in a world where everyone | wears heated clothes and we just leave the windows open (even | in winter)? | | Sounds pretty radical, but if you think about it, it sounds | interesting. Specially now with the pandemic. In the first | months our schools in Germany were forced to leave their | windows open, even in the winter. I don't know how long they | did this, but it must have been hard for them. | | If everybody had such heated clothing, this sounds like an | interesting idea, including in the context you're putting it | in. | | Then again, buildings need to be kept warm so that the humidity | doesn't cause mold. | jimmaswell wrote: | Because the tradeoff of energy usage is worth the improvement | to quality of life. | tppiotrowski wrote: | Anecdotally, I hear at least a few friends each year | complaining about the cost of heat during winter. | mcguire wrote: | Complaining, but not doing anything about it? | inglor_cz wrote: | I knew a family that struggled to pay their bills and in | attempt to get even they reduced their inner home temperature | to 13 degrees Celsius (about 55 F). | | They were constantly miserable, because their hands, nose etc. | were cold. You cannot really perform most of your home | activities with gloves on. | | Plus, the lady suffered from incessant UTIs. | qwertox wrote: | This winter I waited a lot with starting to heat, so I kept | the place at around 16degC. Then when the first sub-zero days | came I put it on, but I lowered the temperature of the | thermostats by 1 degree compared to last year. It's | absolutely ok. Maybe it's good to do such a test for a while | to see how you can adapt to it. | masklinn wrote: | I've got friends who live at 15C or so in winter. | | You need good clothing, but also a certain constitution which | does not eagerly pull blood from your extremities. A beard | probably helps as well. | whtrbt wrote: | We use a kotatsu [0] for this - a table with a heating element | underneath and a thick quilted 'tablecloth'. I'm in Melbourne, | so the lowest it gets is a few degrees above 0C, but we _never_ | use air con/heating. Summer we close the blinds in the day, | open blinds and windows up at night. | | It's not fair to expect that approach to work for everyone | everywhere, but there are plenty that could do this instead of | wasting so much energy on creating a homogenous environment | year round. | | [0] https://en.wikipedia.org/wiki/Kotatsu | baud147258 wrote: | > that could do this instead of wasting so much energy on | creating a homogenous environment year round. | | The worse is when the office aircons are set so low that you | catch a cold in the middle of the summer heatwave... | ryanianian wrote: | Cold temperatures do not make infectious diseases like | colds more transmissible. | almog wrote: | I've been thinking about converting my work desk to a Kotatsu | in the winter based on an Arduino project I've found sometime | ago. At the moment though I'm using an infrared incandescent | bulb mounted just above my keyboard + a floor heating sheet | mounted to a piece of plywood for my feet. | | btw, the Arduino project is this one: | https://create.arduino.cc/projecthub/simp-team/how-to- | make-a... | ryanianian wrote: | I keep my wfh office around 70f but my desk is right by a | huge window, so my hands get very cold when it's freezing | outside, making typing and desk-work annoying. | | I got a little heated desk/writing pad online, and it is | amazing. | | With it turned to high it becomes almost too warm to touch. | The mouse and keyboard heat comfortably. After a couple | hours I can reduce the room temp a few degrees and still | feel rather comfortable. | decafninja wrote: | My wife and I live in the same condo I used to live in as a | bachelor. My frugal single self saw the electric bill for | heating and AC around $50/month. I would only use the heating | or AC for an hour or two when I got back from work, which would | be enough to heat or cool the apartment until morning. | | After we got married and my wife moved in, we use the heat a | lot, lot more since she can't stand the cold (she's fine | without the AC - even more so than me). The electric bill | during the peak winter months easily balloons to $300-400 now. | Tronno wrote: | $300-400 could be the electric bill for a large house (in | winter). If this is what you're spending to heat a small | apartment, something may be wrong with your building. | 99_00 wrote: | >Seems like heating a person is much more efficient than | heating an entire house | | Frozen pipes, and possibly other issues I'm not thinking of. | | No need to go to extremes. Turn down the heat during the day | and wear a sweater. People have to spend time outside anyway so | they should already dress warm. | | At night turn off the heat or down significantly more. Have | warm comforter. Set the timer to turn the heat on before you | wake up. | falcolas wrote: | > just leave the windows open (even in winter)? | | Because even with heated clothes, you can get frostbite on | exposed skin. Not to mention frozen water pipes, the effective | inability to remove clothes to clean yourself, and technology | stops working when it gets too cold. | | Even igloos are at or above freezing on the inside. | fulafel wrote: | You don't get frostbite sleeping in tent in the winter with | suitable bedding or sleeping bag, so it shouldn't be a | problem in a building. Changing clothes and cleaning in | winter camping works out as well. | GavinMcG wrote: | The response was about leaving the windows open. Do you | leave the door of your tent open when you winter camp? | giantg2 wrote: | Hot snapz makes hand warmers and larger sizes that are | rechargeable by boiling in water. Interesting stuff. | Accacin wrote: | Didn't realise they weren't so popular, I know a lot of people | who use them here. Lovely in bed! | [deleted] | vardagsnytt wrote: | ricardobayes wrote: | Hah, so nice. It was just earlier today we discussed our newfound | love for this little device in my family. | lowbloodsugar wrote: | in Scotland, it's not a "foot warmer". it's a piggy. | zwieback wrote: | We have four of them at our house and one at our weekend place. | And this is in Western Oregon where it doesn't really get cold. | kbos87 wrote: | It's a pretty common winter camping trick to fill a water bottle | with boiling water, put a sock over it, and put in your sleeping | bag while you sleep. Works extremely well! | Lio wrote: | I just replied the same thing. It's an excellent hack. | | Was going to add a warning not to drink the water from plastic | bottles though due to plasticisers. | | Unlined Ti metal bottles should be fine though. | mprovost wrote: | Modern Nalgenes are BPA free and don't contain plasticisers. | blacksmith_tb wrote: | I'd say that argues for using the ol' Nalgene etc. only as a | foot-warmer, and drinking out of the metal bottle? | Lio wrote: | Ideally yes but it's really hard to find fully metal | driking bottles. | | If you buy something like a Sigg aluminium bottle or no- | name copy it will be lined with some kind of plastic. | | If you use a light weight drinking bladder that will be | plastic too. I've read that risk is much higher if you | apply heat to a plastic container. This is why you should | avoid microwaving in plastic containers. | | So that leaves you either only using a cold liquids in | plastic and accepting some risk or buying expensive (and | relatively heavy) titanium drinking bottles. | rkk3 wrote: | > Ideally yes but it's really hard to find fully metal | driking bottles. | | Klean Kanteen? | mprovost wrote: | Using an insulated bottle kind of defeats the purpose | which is to transfer heat from the water to yourself. | You'll wake up in the morning with a bottle full of hot | water but you'll still be cold. | Lio wrote: | Just looked them up. Looks really nice. | | Maybe a bit heavy for me when hiking but really nice for | day to day stuff. | | I like the Vargo stuff. Also the new Keego flexible | bottles look really interesting. | bitxbitxbitcoin wrote: | Spent the summer with the Nevada Conservation Corp doing trail | and restoration work a week at a time. | | Hot Nalgenes are indeed still all the rage for keeping warm in | your sleeping bag at night. | anarazel wrote: | Just don't forget to budget for the increased fuel consumption | for heating that water :). No experience around that, | personally, ahem. | jgrahamc wrote: | Maybe it's because I am British but hot water bottles have been | something I've owned and used forever. They just exist as a thing | you use. To warm the bed, or your feet, or your back. Given that | the British also have electric kettles for warming water they are | simple to use. | | I did try to buy one here in Portugal and I was sent to the | pharmacy where they had a tiny little one that you might use for | pain relief. | kranner wrote: | They're common in India as well. My dad uses one every day in | the (North Indian) winters. | chrisseaton wrote: | In my British household we call the cylinder foot warmer ones | 'mother cats'. | masklinn wrote: | What is the "proper" name for these? Last time I looked for | foot warmers all I got was electric bootstie things, or | hotplates for foot. So I got a small radiant heater instead. | | Though I guess a microwavable grain bag on a normal footrest | would also work. | Someone wrote: | Wikipedia (https://en.wikipedia.org/wiki/Foot_stove) says | its restricted to wooden ones with hot charcoal, but I | would call them "Foot Stove" regardless of construction | material or heat source. | thom wrote: | Never seen one of these, but my dad used to have charcoal | hand warmers similar to this: | | https://www.amazon.co.uk/Pocket-Hand-warmer-charcoal- | includi... | | We used to take them to football matches but eventually | they became the sort of thing they'd confiscate cos fire | and idiots don't mix. | mattl wrote: | Yeah, British expat now American here... I buy people kettles | and hot water bottles if I'm going to be at their home for any | extended amount of time. Also a toaster. | Turing_Machine wrote: | As I understand it, electric kettles never became as popular | in the United States (though of course they do exist) because | the electrical standards here mean that it's infeasible to | make one that works really well -- a British electric kettle | might be rated at 3,000 W (about 13 A at 230 V), but a | standard U.S. convenience outlet can only provide about 1,800 | W (15 A, 120 V). Even the higher-rated 20 amp outlets are | only going to get you 2,400 watts. To get 3,000 watts, you'd | either need a special circuit (like the ones for RV hookups), | or plug it into a dryer or electric range outlet. | lewsid wrote: | I live in the US and have an electric kettle. I was made | aware of their existence in my travels abroad. It was a | game-changer. Even with our electrical standards my kettle | can get to boiling in a mere minute or two. | ssully wrote: | I just assumed they never took off here because tea isn't | as popular in America. The only people I know who own | kettles in America are people who regularly drink tea, | including myself. | txg wrote: | I drink both, but now use my kettle almost exclusively | for the awful indulgence of pre-mug warming before | dropping in the espresso from my stove-top pot. | [deleted] | wtetzner wrote: | I also use mine to make coffee (via a French press). | time_to_smile wrote: | Or pourover coffee which, at least anecdotally, I've seen | become much more popular over the years. | vel0city wrote: | I dunno, tons of people I know in the US have electric | kettles. Its not like its incredibly painful to use them, | and they'll still usually beat out using the microwave to | heat water quickly, but only slightly. While it is about | half as much power than most of Europe, its still only a | few minutes to go from tap water to boiling. It is not like | we're talking hours to get it to boil. | | From my experience one of the biggest reasons why people | don't have an electric kettle is because they often don't | think they have a use for them. Tons of people in the US | would really only use it for making coffee, of which drip | coffee makers were incredibly popular for a long time. So | needing fast hot water is somewhat rare, and usually when | its needed in regards to cooking you can just measure your | water in a measuring cup and microwave it for a couple of | minutes which is just about as fast. | | The people I know who actually use electric kettles in the | US are: | | * Those who brew a lot of tea (far less common in US than | globally) | | * Those who often do alternative coffee brewing methods | (pour over, french press, aeropress, etc) | | * Those who make a lot of ramen or other instant noodles | and have limited kitchen spaces (college students) | 0xbadcafebee wrote: | Our electric kettles work just fine on 110VAC. We're just | isolated from the rest of the world so external cultural | changes don't take hold. We still use Imperial measurements | and serve half-pints of beer. Same reason Japan has an | "old" World Wide Web; it works fine for them, and their | culture doesn't change easily. | Turing_Machine wrote: | It depends on whether taking more than twice as long to | heat the water is "just fine" for your use case. | | Me, I use the high output burner on the gas range and a | traditional kettle. | | Note that other European and Asian kitchen gadgets have | had no trouble making inroads in the United States. While | some people obviously do have electric kettles here, | they're far, far from being the ubiquitous thing they are | in British kitchens. | js2 wrote: | I bought an electric kettle[1] a decade ago shortly after I | switched to an Aeropress for coffee. I now drink green tea | a couple times a day in addition to my morning coffee. I | think most Americans just don't have much cause to heat | water for anything except coffee, and they use a coffee | maker for that. | | My kettle is 1500 watts and I just timed it. Heating a bit | over 1L (~36 oz) of water from 68degF (20degC) to 200degF | (93degC) took 4:20. | | It's one of those things where the first time you use it, | you can't imagine ever not having one, assuming you have | cause to heat water on a regular basis. | | Still don't own a toaster though. A toaster oven does fine | with toast and can be used for a lot more besides. | | Don't own a rice maker either. That's been an ongoing | negotiation with my wife for 25 years now. :-) | | [1] https://www.amazon.com/Cuisinart- | CPK-17-PerfecTemp-1-7-Liter... | vel0city wrote: | I have a basic rice cooker and I absolutely love it. | Perfect rice every time without having to think too hard | about measurements or the time, as the measurements are | stamped on the bowl (fill rice here, fill water here) and | it will always switch to warming mode at exactly the | right time. I wouldn't bother getting a fancy | computerized model, the old thermostatic ones are pretty | much perfect. | | Technology Connections video on old-style rice cookers: | https://www.youtube.com/watch?v=RSTNhvDGbYI | | We have that exact same kettle, its wonderful. | greenonions wrote: | My wife convinced me to buy what I would consider an | expensive rice cooker, computerized. Now the rice is | fantastic, I'll admit. However, I'm not really convinced | that it's worth 6x a basic rice cooker. | etblg wrote: | Electric kettles are very common in Canada and we have the | same power systems as the USA. I've never found that the | electric kettles here are painfully slow or anything, it's | just a culture thing on who wants boiling water on demand | more I guess. | ska wrote: | > I've never found that the electric kettles here are | painfully slow or anything, | | You probably would if you were used to UK kettles... | etblg wrote: | I guess, but my kettle finishes boiling right as I finish | hand-grinding my coffee beans, so I can't say it's been a | big issue in my life. | hadlock wrote: | Electric kettles are finally starting to get traction here, | we use ours for tea and instant coffee, and pre-boiling | water for making noodles on the stove since it's so much | more efficient. | txg wrote: | On my twelfth year of North-American kettle operation I've | gotten past the tedium of waiting extra minutes for the | water to boil. | | Visiting my family, however, I now have to flick the switch | on twice - autopilot usually means the water has cooled | below the supposed optimal infusion temperature by the time | I return to the kitchen. | extrapickles wrote: | Unless you are in an apartment/condo in the US (which can | have 208V), you likely have 240V power in your house. I | have a 240V 15A outlet in my kitchen so I can use a British | kettle with a swapped plug. It would be nice if it was | standard to have 240V outlets in US kitchens. | | Note: If you are wanting to do this yourself, if you get | one with any electronics in it (even an led power light), | you should modify the capacitive dropper power supply for | the electronics to operate on 60hz. For a well designed | circuit, forgetting to do so means a resistor/zenier will | be running hotter, for a very cheap circuit it can let | magic smoke out. | bryanlarsen wrote: | 15A outlets are only rated that for instantaneous current. | For continuous current, appliances are only allowed to pull | 80%. So kettles in the US are 1400W, half that of British | kettles. | | Like many modern kitchens, I have 20A outlets. Current code | says that you either have to have 20A circuits in the | kitchen or split 15A circuits. What the electrician chooses | to install depends on whether 14/3 or 12/2 wire is cheaper | that day. | | One of my pet peeves is that I can't buy a 20A 1900W | kettle. There has to be enough market demand for one? Put a | big picture of a NEMA 5-20 outlet on the front so that | fewer people get confused. | nums wrote: | 14/2 or 12/2 :-) | bhandziuk wrote: | 14/3 was right. They were trying to describe a MWBC. | Though you can have 20 A MWBCs too (12/3) | elliottkember wrote: | I recently bought a Zojirushi water boiler. Instant hot | water all day. Never going back to a kettle. | 7thaccount wrote: | I normally just throw on a blanket or turn up the thermostat, | but I know you normally don't adjust the thermostat at | someone else's house. | Jill_the_Pill wrote: | I think the idea of the article is, in part, that heating | people is more efficient/economical than heating space. | 7thaccount wrote: | Fair enough. I mean I guess these methods were pretty | effective for centuries where people somehow didn't | freeze to death. | djrogers wrote: | > Also a toaster | | Err, wha? I don't know anyone here without a toaster - or | 2... | _jal wrote: | I've never owned one. I very occasionally toast bread in | the broiler. | mattl wrote: | A lot of people use a toaster oven to make toast, it seems. | Cupertino95014 wrote: | Indeed, and you can toast odd-shaped "breads" that won't | go down a toaster slot. | function_seven wrote: | What's the difference between a pop up slice toaster (I | assume that's what you're talking about) versus a toaster | oven? | | I grew up with the first kind, but now only use the | second kind to reduce clutter on my countertop. I never | detected a difference in the two methods, but I'm also | not very observant! | mattl wrote: | It might be a cultural thing but a slice toaster is way | more of a set and forget operation, which I like... also, | a toaster gets based used for one thing and a toaster | oven is used for a lot of other foods, and I have to | worry about cross contamination. | function_seven wrote: | Oh that makes sense. I use mine 80% for toast and the | remaining use is usually bread-adjacent things. | | If I was also using it to heat up chicken tikka masala or | something, then that would probably not be good. | jayd16 wrote: | I can melt cheese over bread or bagel in a toaster oven. | function_seven wrote: | Yeah, that's one thing I discovered when I stopped using | a slice toaster. I can put a cold pat of butter on the | bread about halfway through the toasting process, and | avoid the trauma of trying to spread cold butter on the | toast. | burkaman wrote: | Toaster oven should be a lot less efficient and slower | because it's heating up a larger space, but the result | should be the same. | r00fus wrote: | I do this mostly because I buy loafs of ciabatta or | baguette, cut and freeze them. | | Trying to get those odd/thick shapes after freezing into | a slice toaster was challenging, and we already had a | toaster oven so I never replaced my slice toaster when it | died. | jimmaswell wrote: | Highly recommended toaster: | http://automaticbeyondbelief.org/ | lolinder wrote: | Seconded on the Sunbeam! We inherited my father-in-law's | when he moved across the country. He inherited it from | _his_ parents. | | It's been in constant use for at least 60 years (I'm not | sure when his parents got it), and is now making perfect | toast for a fourth generation. | javajosh wrote: | I prefer toaster ovens because _cookies_. You can make | cookie dough and make one or two cookies at a time, | ensuring they are always fresh out of the oven. | rurp wrote: | Wow that's a great idea! It's one of the pieces of advice | that seems obvious once I hear it but I never would have | thought of it myself. | chrisseaton wrote: | People tell Americans rarely put butter on bread in | sandwiches, so what do you put on your toast? | jayd16 wrote: | We put mayonnaise on sandwiches instead but we use butter | for toast. | wtetzner wrote: | Interesting. I always butter my bread. Sometimes I'll | also put other stuff on it, but always butter first. | Turing_Machine wrote: | Toast is usually buttered, but it's not considered to be | a sandwich in and of itself in the United States. | | Now, a sandwich can be made with toasted bread, | certainly, but in that role it's normally slathered with | mayonnaise, mustard, or something of that nature rather | than being buttered. | | Exception: grilled cheese sandwiches are often buttered, | though with those they typically have the butter on the | outside. On the inside is either nothing or (my | preference) mayonnaise. | derefr wrote: | One of those "chef lifehacks" that stuck with me is that | you can use mayo in place of butter on the outside of a | grilled cheese. Easier to spread, browns perfectly, and | turns out to taste exactly the same. (Which is | surprising, given that every time I've made a grilled | cheese with any kind of oil in place of the butter, it's | turned out disgusting. Emulsifying the oil fixes the | problem somehow.) | lief79 wrote: | Hmmm, I've made a great one with olive oil and sun dried | tomato bread. | | I suspect it depends on the ingredients ... you need a | bread that goes well with the oil and have to be very | careful on not oversoaking it. | ketzo wrote: | Was just about to comment the same thing. Massive upgrade | in grilled cheese quality. | | If you can get it, Duke's Mayo is just absolutely | bonkers. I also really like the Trader Joe's organic | mayo. | | Also, since I'm deeply invested in grilled cheeses, more | recommendations: | | I use a ratio of 1 part gruyere, 1 part sharp or extra- | sharp cheddar. I also really like a little parmesan or | pecorino, but it tastes less "classic grilled cheese," so | might not be for everyone. | | Cooking method: | | - heat pan to medium | | - put mayo on one side of two pieces of bread | | - put the first piece of bread into the pan, mayo side | down (it should sizzle lightly) | | - heap your cheese on top of this piece, and press it | down onto the bread a little | | - after 2 minutes, take the other piece of bread and put | it mayo side _up_ onto the top of the cheese. flip the | sandwich (so that the fresh mayo is now down). | | - 2 more minutes and you're good to go. serve with tomato | soup (naturally) and a little ranch if you're a | degenerate like me. | Kluny wrote: | When I moved in with my partner, she came with a small | George Foreman grill. She used it occasionally for | reheating burritos, but together we found out that it | makes grilled cheese so quickly and easily, that grilled | cheese went from being an occasional treat to a weekly | staple. I highly recommend it over the pan option. | Turing_Machine wrote: | In my opinion, the Foreman grill is one of the rare | massively-hyped kitchen gadgets that's actually useful | enough to be worth the cabinet space in the long term. | satsuma wrote: | i should really bust mine out more. i've had one for ages | and used it a bunch in college then just... stopped. | _whiteCaps_ wrote: | Have you tried making garlic bread with mayo? Yum! | ska wrote: | if you are going that direction, why not garlic aoli? | panzagl wrote: | I'm just here to make sure no one accidentally confuses a | grilled cheese with a melt. | js2 wrote: | Behold, the field guide to the American Sandwich: | | https://www.nytimes.com/interactive/2015/04/14/dining/fie | ld-... | | If there's one food America knows how to do in many | variations, all delicious to varying degrees, it's the | sandwich. | learc83 wrote: | Butter or jam/jelly. | samwillis wrote: | Maybe not what you put on the toast but where you put it. | What about a Toast Sandwich, a slice of toast between two | slices of bread... | | https://en.m.wikipedia.org/wiki/Toast_sandwich | sockpuppet69 wrote: | time_to_smile wrote: | As an American I've been shocked how they've basically | disappeared. Hot water bottles used to be a staple of American | household. While they are easy to find on Amazon, they don't | seem to be as ubiquitous as they once were. | hotpotamus wrote: | I've never put much thought into this but my mother who spent | some of her teenage years in the UK in the 70's used to use a | hot water bottle. Here in the US, we had a mid-century ideal of | "energy too cheap to meter" that would have been provided by | the burgeoning nuclear industry. It never really panned out, | but a lot of houses had things like radiant heaters in floors | and room wrapping baseboard heaters installed for comfort which | is nicer than having to deal with a fluid filled bladder, but | obviously much more costly. | soperj wrote: | I didn't think you were supposed to put boiling water in a hot | water bottle? at least the rubber ones... | [deleted] | blacksmith_tb wrote: | I do see that there are silicone ones available, those should | take boiling water in stride (though you'd need to wrap them | in a thicker cover to avoid boiling yourself...) | thrwy_ywrht wrote: | Every hot water bottle tells you not to use boiling water in | it, but at the same time everyone I know who regularly uses | hot water bottles uses boiling water from an electric kettle. | jimnotgym wrote: | ...but everyone does. I just let it go off the boil and then | use it. | vanderZwan wrote: | > _Maybe it 's because I am British_ | | Nah, they're also not uncommon in the Netherlands, where I'm | from, and Germany, where my partner's from (don't know if I'd | call them "common" though). | | What I found truly surprising is that they're impossible to | find in Sweden, where we live. You'd think that hot water | bottles would become more common the further up north you go. | tsupiroti wrote: | Hot water bottles are quite common in Portugal. You should be | able to find one at any large supermarket (e.g. Continente). | juanuicich wrote: | I can confirm Continente stocks them in all branches I've | been to, but only at the beginning of winter. By late January | they're hard to find already. | JoeAltmaier wrote: | Scouts used to heat a rock in the fire, put it in a bag and take | it to their tent. | downrightmike wrote: | not too hot, nor wet rocks, those explode | danans wrote: | Who remembers waterbeds from the 1980s? Basically a big water | bottle (some had heaters too). I assume they were uncomfortable | as heck to sleep on, but as a kid they were sure fun to play on | until you got reprimanded. | aidenn0 wrote: | The ones with internal baffles to prevent sea-sickness are | still generally liked by people who try them. However, they are | extremely heavy and if they leak are a potential source of | significant damage (many apartment and condo complexes have a | "no water bed" policy for this reason). | | I'm not sure, but I think that most (if not all) of them had | heaters because water can pull an awful lot of heat from your | body over the course of 8 hours even if it's quite warm (if | it's under 95F or so, you can cool off quite fast by sleeping | on a bare waterbed mattress; a bare waterbed mattress under 80F | can put you at risk of hypothermia). | | That being said, the mattresses had insulating covers so it's | possible there were some where heaters were not needed. | mikecoles wrote: | I bought one in the late 1990s. I needed a bed and found | waterbed mattresses were cheap, actually they were all the same | cost from single to CA king. I ordered the king size because | why not and went to building the frame while waiting for the | mattress arrival. I only had 1' left around two sides of the | bed in my bedroom after setting it up, but it was the most | comfortable sleep. I think the "waveless" feature was a big | benefit. It did take a few days to get used. I now sleep on a | high end pillow top bed. It's nice, but is second to the | waterbed. | kwhitefoot wrote: | I've only tied a water bed once; it was very comfortable. | | It had damping inside so it didn't slosh around all that much. | Tagbert wrote: | They were very comfortable in many cases. The water container | conformed to your body and provided very evenly distributed | pressure. Having a heated bed was very nice in the winter. You | usually had an extra pad on top to reduce contact with the | vinyl container. It was hard to sleep with someone else though | as their movements tended to cause you to bounce around. Later | versions had baffles that reduced the motion of the ocean. | | They were very heavy. I had to get rid of mine when the | downstairs neighbor could no longer open her door due to | warping of the doorframe in a very old house. | ExtraE wrote: | Dang, can you merge this with the other link to the same article | that's also on the front page? | mcv wrote: | When I was a kid, I remember my grandmother used metal hot water | bottles with a crocheted cover. My wife has recently started | taking a cola bottle with hot water (not boiling, or the plastic | will melt) to bed. Perhaps I should give her one of these fancy | rubber ones. | LeanderK wrote: | here in germany you can buy the rubber ones with cloth over it. | They are way more comfy and don't get super hot. Regardless of | the temperature in my room, my girlfriend is always cold, so | every night I fill it up to warm the bed | masklinn wrote: | > here in germany you can buy the rubber ones with cloth over | it. | | There are even different thicknesses of cover, depending | whether you want lots of heat (thin cover so you don't get | that rubber feel) or more of a lower temp and slow release | (thicker padded cover). | arethuza wrote: | When I was a kid (I'm in my 50s) my parents had _ceramic_ hot | water bottles that had knitted covers. | downrightmike wrote: | as long there is water at the level the flames touch, you can | boil water in a plastic bottle, it will deform though. | https://www.youtube.com/watch?v=zzKN0n0WB6Q | sneak wrote: | The only reason this is a thing is because of our habit of | building cheap buildings that aren't insulated well. | | In modern times it is more than possible to build well-insulated | buildings that can be heated affordably to reasonable indoor | temperatures everywhere in the living space. | | Almost nobody does this. | baud147258 wrote: | Since there's a few people here using hot water bottles and I | didn't found the information in the article, how long does a hot | water bottle stays hot? (starting from hot tape water or boiling | water from a kettle) | jkubicek wrote: | I have a hot water bottle that I use occasionally in the winter | months. Filled with boiling water it'll be too warm to handle | for about 45 minutes, then comfy for hours. Tucked under the | comforter it's frequently still a little warm in the morning. | qwertox wrote: | If you use it to warm your feet by putting it on the floor and | having socks on, resting your feet on it but changing position | because of the heat, around one hour, a bit more. | | If you use it to have something warm in your bed, if you leave | it below the blanket it will still be warm in the morning. But | putting it with boiling water in the bed means that you just | can't touch it because it's really hot. You may put your feet | on it for 10 to 20 seconds or put it on your stomach for the | same amount of time, to heat up quick, but then you need to | place it somewhere where it has no direct contact with you. | | I just love mine, which is one made of flexible rubber (or | pvc). When I get up I start making my coffee and in parallel I | heat up a kettle of water until it boils, then i use that one | under the desktop for my feet. Sometimes I put it on my lap or | hug it for a while. It's worth it, but only during the winter. ___________________________________________________________________ (page generated 2022-01-21 23:00 UTC)