Multilayer process: the addition of a plastic movie was step one to produce brick containers impermeable to liquids and warmth-sealable. Inside the 1960s, an aluminum foil began to be added into the cardboard container to guarantee far better protection and prolong the shelf life of the packaged product or service. https://gabletoppackaging.tech.blog/2024/12/05/gabletop-pak-pioneering-the-future-of-sustainable-packaging-solutions/