Multilayer process: the addition of a plastic film was step one for making brick containers impermeable to liquids and warmth-sealable. From the nineteen sixties, an aluminum foil began to be added to your cardboard container to make sure much better security and lengthen the shelf lifetime of the packaged products. https://sustainablewaterpackaging.car.blog/2024/12/05/gabletop-pak-pioneering-the-future-of-sustainable-packaging-solutions/