Multilayer technique: the addition of the plastic film was step one to produce brick containers impermeable to liquids and heat-sealable. In the nineteen sixties, an aluminum foil began to be included to the cardboard container to be sure superior protection and prolong the shelf lifetime of the packaged item. This https://gabletoppak.wordpress.com/2024/12/05/gabletop-pak-pioneering-the-future-of-sustainable-packaging-solutions/