Volcanic ash comprises of glass-like particles that are harmful to lungs. It is advisable for you to remain in the safe zone until things settle down. Do not walk or drive in areas where there is a lot of ash collected. Listen to the radio to keep updated about the notices issued by the emergency department. It will be offhand for you to locate the severely affected areas. You can try to avoid them as much as possible. If you or any person of your family is suffering from respiratory ailments such as bronchitis or asthma, it is advisable for you to keep away from the ash. Secure your vehicle and cover it, so that the ash does not enter the engine. The minute particles contained in the ash spoil the functioning of the engine and ruin it completely.