PFAS 'forever chemicals' are widespread and threaten human health – here's a strategy for protecting the public
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October 9, 2020
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.)
(THE CONVERSATION) Like many inventions, the discovery of Teflon happened by accident. In 1938, chemists from Dupont (now Chemours) were studying refrigerant gases when, much to their surprise, one concoction solidified. Upon investigation, they found it was not only the slipperiest substance they'd ever seen – it was also noncorrosive and extremely stable and had a high melting point.
In 1954 the revolutionary "nonstick" Teflon pan was introduced. Since then, an entire class of hu...
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