Aluminum foil (Aluminium foil), also known as aluminum foil, is called tin foil in Hong Kong. It is a tool made of flattened metal aluminum. It is mainly used for cooking in the kitchen, to hold food, or to make something that can be easily made. Clean materials. Hundreds of thousands of tons of aluminum foil are used worldwide to protect and package food, cosmetics and chemicals. Most aluminum foil is shiny on one side and dull on the other. The aluminum foil paper used for food can be wrapped on both sides of the food. Generally, it is recommended to wrap it with a bright surface to improve the heat transfer effect.
History: The original tin foil was really made of tin. Tin foil was harder than aluminum foil, and it also brought a tin smell to food. Therefore, after the aluminum price dropped, aluminum foil replaced tin foil in daily life. However, because metal aluminum can affect the development of the brain, the surface of the current aluminum foil is coated with a coating to avoid the release of metal aluminum.
Function: Aluminum foil paper is usually used to carry food (such as: aluminum foil paper trays). When roasting, it is used to wrap bean sprouts, potatoes, sweet potatoes, etc. to prevent them from burning. Sometimes used for decoration. Modern aluminum foil is made of aluminum and can also be used as aluminum electrodes for electrolysis. There are also hairdressers who perm the guests with aluminum foil. Some people also use aluminum foil to absorb the oil in the soup. Aluminum foil is also widely used for insulation, heat exchange, and as a conductor. Generally, the thickness of aluminum foil used in paper-packed beverage packaging and food packaging bags is only 6.5 microns. This thin layer of aluminum is water-resistant, umami-resistant, bacteria- and stain-resistant. Food
It is very common to use aluminum foil paper trays to hold food. Although aluminum foil paper trays are disposable, the composition is aluminum, which is less harmful to nature.
Barbecue: Some foods (such as sweet potatoes, mushrooms, etc.) must be wrapped in aluminum foil to avoid burning. It is wrapped in aluminum foil to cook seafood, oyster mushrooms, etc., which can retain the umami flavor. Electric hair
Some hair stylist will wrap the hair with aluminum foil to heat the hair and have better heat transfer effect. Improper hair using aluminum foil can cause burns and poor hair quality.
Oil absorption: After opening the aluminum foil paper in a ball, you can absorb the oil in the soup. The principle is that during the crumpling of aluminum foil paper, the surface tension of the aluminum foil paper will be amplified.
