Multilayer Procedure: the addition of a plastic movie was the first step to generate brick containers impermeable to liquids and warmth-sealable. From the 1960s, an aluminum foil began to be additional into the cardboard container to be sure much better safety and lengthen the shelf life of the packaged merchandise. https://gabletopcontainers.news.blog/2025/06/09/innovating-the-future-why-gable-carton-is-the-sustainable-shift-the-world-needs/