PE (Polyethylene)
Polyethylene – the material from which Tupperware is made – has changed the way people stored and transported food forever. Tupperware consisted of lightweight, tough containers with lids that had air-sealing properties. When you pushed down the lid you would expel the air, creating a small vacuum in the container, and the removal of air kept food fresh for longer. This was a difficult concept to communicate effectively on packaging, and so gave rise to the home demonstration and the christening of the ‘burp’, the sound of the air being drawn into the container. Imagine, the sound of a material leading a marketing campaign.
Polyethylenes are the most widely used plastics worldwide, and one of the hardest to summarize, simply ...
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