If you don't have aluminum foil on hand, there are several materials that can be used to cover dishes in the oven. A lid from a pot or pan can be used if it fits the dish, as can a baking sheet or ...

If you have metal fillings and you've accidently put tin foil in your mouth then you'll know it isn't a great feeling. The reason it hurts is because you get a galvanic shock which is when your ...