Multilayer Method: the addition of the plastic movie was the initial step to produce brick containers impermeable to liquids and heat-sealable. While in the sixties, an aluminum foil started to be additional to your cardboard container to make certain greater defense and increase the shelf lifetime of the packaged item. https://gabletop.business.blog/2025/02/25/water-in-carton-gable-top-paks-sustainable-revolution-unveiled/