Multilayer System: the addition of a plastic movie was the first step to produce brick containers impermeable to liquids and heat-sealable. Within the nineteen sixties, an aluminum foil began to be additional on the cardboard container to make sure better defense and lengthen the shelf lifetime of the packaged solution. https://ecofriendlypackagingwater.blogspot.com/2025/09/gable-carton-classic-design-modern-eco.html