Multilayer Procedure: the addition of a plastic film was the initial step to create brick containers impermeable to liquids and heat-sealable. From the sixties, an aluminum foil began to be included on the cardboard container to make sure greater defense and increase the shelf life of the packaged merchandise. This https://gabletopcartonsforedibleoils.blogspot.com/2024/12/the-future-of-custom-packaging-for.html