Which metal is used for making foils used in packing of food materials?
Aluminium
Aluminium is used for making foils used in packing of food materials.As aluminium foil acts as a complete barrier to light and oxygen (which cause fats to oxidise or become rancid), odours and flavours, moisture, and bacteria, it is used extensively in food and pharmaceutical packaging. Aluminium foil is used to make long life packs (aseptic packaging) for drinks and dairy products which enable storage without refrigeration.