Multilayer method: the addition of a plastic movie was step one for making brick containers impermeable to liquids and warmth-sealable. In the sixties, an aluminum foil started to be additional into the cardboard container to guarantee greater safety and extend the shelf lifetime of the packaged product or service. Their https://paperbottlemanufacturers.blogspot.com/2025/03/gable-top-carton-revolution-in.html