Imbali ye-POLYTETRAFLUOROETHYLENE yaqala ngo-Aprili 6, 1938 eDu Pont's Jackson Laboratory eNew Jersey.Ngolo suku lwethamsanqa, uGqr. Roy J. Plunkett, owayesebenza ngeegesi ezinxulumene neefriji zeFREON, wafumanisa ukuba isampulu enye ipholimerised ngokuzenzekelayo ukuya kumhlophe, okuqinileyo kwe-waxy....
Funda ngokugqithisileyo