date:Feb 26, 2016
a wide range of thickness. Most of the times, firmer foils are used for food and thick foils are used for trays. Aluminium also helps to maintain the product temperature compared to the paper. It is an excellent barrier to moisture, air, odour, light and microorganisms.
Glass
It is commonly used for packaging where it does not need too much of transportation and the product need not be finished at one go as it can be kept and stored in the refrigerator even after opening the original packaging