Multilayer method: the addition of a plastic film was the first step to produce brick containers impermeable to liquids and warmth-sealable. While in the nineteen sixties, an aluminum foil began to be additional for the cardboard container to make sure greater protection and increase the shelf lifetime of the packaged https://whitelabelinginwaterbottle.blogspot.com/2025/04/the-rise-of-eco-friendly-packaging.html