When the foil is wrapped in food for baking, it is found that the foil has bright and black sides, and does not know which side is used to wrap the food
Aluminum foil (Aluminium foil), also known as the Hongkong aluminum foil, aluminum foil, aluminum is a metal flat manufacturing tool, mainly used for kitchen cooking, food containers, or used to make some simple cleaning materials.
Thousands of tons of aluminium foil are used around the world for the protection and packing of food, cosmetics and chemicals. Most of the foil is shiny on one side and the other dull. Aluminum foil for food can be wrapped on both sides, and it is generally recommended to enhance the heat transfer effect with bright bread wrap.
A sheet of metallic paper coated with or pasted with silver; mostly silvery white; in fact it is aluminum foil
