Multilayer system: the addition of the plastic film was the first step for making brick containers impermeable to liquids and heat-sealable. In the 1960s, an aluminum foil started to be added into the cardboard container to make certain superior defense and increase the shelf life of the packaged products. Taking https://gabletopcartons.fashion.blog/2024/10/05/sustainable-packaging-gable-top-cartons-as-a-game-changer/