Multilayer Procedure: the addition of a plastic film was the first step to generate brick containers impermeable to liquids and warmth-sealable. While in the 1960s, an aluminum foil started to be extra on the cardboard container to ensure better safety and extend the shelf lifetime of the packaged item. Taking https://waterintetrapak.blogspot.com/2025/01/eco-friendly-packaging-for-water-with.html