Answer:

Teflon is a brand name of a chemical coating called polytetrafluoroethylene, which is known as PTFE in short. It was first made in the 1930s to create a non-reactive, nonstick surface.

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Teflon is a trademark of DuPont for a plastic material known as polytetrafluoroethylene. The secret to Teflons slick surface lies in the fluorine enveloping its molecules.