Ngo-1958, iGoodrich Chemical Company (ngoku ebizwa ngokuba yiLubrizol) yabhalisa okokuqala uphawu lweTPU i-Estane.Kule minyaka ingama-40 idlulileyo, bekukho amagama ebhrendi angaphezu kwama-20 kwihlabathi jikelele, kwaye ibhrendi nganye inothotho lweemveliso.Okwangoku, abavelisi bezinto ezibonakalayo ze-TPU ikakhulu babandakanya...
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