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PTFE-Mfumu yosayembekezeka ya zinthu micronized ptfe

Mu 1938, Katswiri wa zamankhwala ku DuPont Roy Plunkett anapeza PTFE mwangozi, amatchedwa Teflon, kusintha zinthu sayansi. Zake zapadera katundu, kuphatikizapo kukana mankhwala ndi kukangana kochepa, adasintha mafakitale kuchokera kukhitchini kupita kumlengalenga, ngakhale zovuta zoyamba zamalonda komanso njira zopangira zovuta, kutsogolera kupanga padziko lonse lapansi ndi 1950.
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