Multilayer Procedure: the addition of the plastic movie was the first step to create brick containers impermeable to liquids and heat-sealable. Within the sixties, an aluminum foil began to be included towards the cardboard container to be certain better defense and increase the shelf life of the packaged product. This https://share.evernote.com/note/50a43c45-be13-328c-5d6a-78a96bc30d4c