Multilayer process: the addition of the plastic film was step one to generate brick containers impermeable to liquids and heat-sealable. While in the sixties, an aluminum foil began to be extra into the cardboard container to guarantee improved security and prolong the shelf life of the packaged item. This makes https://innovativegabletop.blogspot.com/2025/08/carton-innovation-redefining-freshness.html