In 1938, DuPont chemists accidentally discovered Teflon when a gas cylinder opened to reveal a white waxy substance that refused to react with anything, including concentrated sulfuric acid, fire, or time, making it the slipperiest solid on Earth and leading to its widespread use on non-stick frying pans.
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Teflon: The Accidental Polymer Nothing Can Touch | Catalyst本站添加:
In 1938, a DuPont chemist opened a gas cylinder and nothing came out. The gas had turned into a white waxy lump that refused to react with anything. Acid?
No. Fire? No. Time itself? Hard? No.
They had stumbled into the slipperiest solid on Earth. So slippery that concentrated sulfuric acid takes one look at it and walks away. We put it on frying pans. I'm not making this up.
Full story is on the channel.
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