Multilayer method: the addition of a plastic movie was the initial step to create brick containers impermeable to liquids and heat-sealable. While in the sixties, an aluminum foil began to be added for the cardboard container to guarantee better safety and lengthen the shelf life of the packaged product or http://cartongabletop.car.blog/2025/02/06/the-growing-trend-of-packaging-for-liquid-soap/