When was Teflon discovered?

the 2019 film Dark Waters excellently exposes alot about Dupont's Teflon product and all the damage it caused and us still causing.

little b, Neither were most of us who do this quiz. What’s that got to do with it?

Lil Me, yes it's horrific

Purple Kitty, will you keep your aliens out of it,please

Tony Blair is made of teflon.