Multilayer method: the addition of a plastic movie was the initial step to produce brick containers impermeable to liquids and warmth-sealable. During the sixties, an aluminum foil began to be extra to your cardboard container to make certain better defense and prolong the shelf lifetime of the packaged item. End https://customgabletopcartons.blogspot.com/2024/12/the-green-revolution-in-packaging-gable.html