Multilayer process: the addition of a plastic movie was the first step to help make brick containers impermeable to liquids and heat-sealable. While in the nineteen sixties, an aluminum foil started to be extra for the cardboard container to ensure better safety and increase the shelf lifetime of the packaged https://gabletopcartons.home.blog/2025/02/25/water-in-carton-gable-top-paks-sustainable-revolution-unveiled/