Which sides do we use when conducting the electricity.
Millions of tons of aluminum foil paper is used worldwide for food package,toiletry and chemicals.most of the aluminum paper is bright for one side,and non-bright for the other side. the food can be wrapped for the two sides of paper.But I suggest that using the bright side of paper to wrap the food to improve the effect of heat conduction.the primitive tin paper is really made of tin and the tin paper is a little harder than aluminum foil. it may also bring tin smell to the food.after the aluminum price declining, the aluminum foil takes the place of tin paper in daily life.however, due to the aluminum is harmful to the brain, the present aluminum foil is painted with special layer in case of the release of aluminum.aluminum foil paper is usually used for holding food(aluminum foil paper plate) and wraping the bean sprouts and potato.
Aluminum foil is a kind of metal paper with silver white package. it is called tin paper in Hongkong and it is a kind of pressed metal aluminum.It can be used in kitchen for cooking and the simple material.