Is it safe to store food wrapped in aluminum foil?
Acidic foods, such as dishes with tomato sauce, wrapped in aluminum foil and stored in the refrigerator can “eat” or “corrode” little holes in the foil wrap. This is a reaction of the food acids with the foil but it is not dangerous. The food may have a slight metallic taste but it has not turned poisonous. If the food tastes metallic, you may wish to discard it because many find the taste unpleasant. If the food tastes normal, it is safe to eat. What is detinning? Many people are surprised, after opening tomato sauce or other acidic foods, to discover dark discolor-ations on the can lining or can lid. Acid in these foods interacts with the tin can lining to cause these spots. This process is called “detinning” and is not dangerous. The foods can still be used. What if there are worms/weevils in the food? Many people have had the unpleasant surprise of finding live creatures wiggling in their food. Food or candy containing peanuts is commonly found to contain worms. Oatmeal, cereals an
