Multilayer program: the addition of a plastic movie was the first step to help make brick containers impermeable to liquids and heat-sealable. In the sixties, an aluminum foil began to be additional to the cardboard container to be sure greater safety and prolong the shelf lifetime of the packaged product https://wateringabletop.business.blog/2025/03/10/how-white-labeling-of-water-bottles-can-elevate-your-brand-identity/