What is the Tupperware company's first product? - Quora

Product Description

Answer: The Tupperware company's first product was a line of plastic food storage containers that were designed to be airtight and leak-proof. These containers were made of a material called Polyethylene Terephthalate, or PET, which was developed by DuPont in the 1940s. The containers were invent

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What is the best piece of tupperware you have ever owned? - Quora

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