Umbhobho wePlastiki owenziwe ngodonga olunye
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Imibhobho yePlastiki etyatyekwe ngodonga olunye
Imibhobho yodonga olunye: I-PVC yeyona nto iphambili ekrwada, eyenziwa ngokubunjwa kokuvuthela.Yimveliso ephuhliswe kwi-1970s.Imiphezulu yangaphakathi kunye nengaphandle yombhobho wamalahle wodonga olunye wenziwe amalahle. Ekubeni umngxuma wemveliso yombhobho weplastiki esetyenzisiweyo usemseleni kwaye wondisiwe, uyawoyisa ngokufanelekileyo ukusilela kweemveliso ezinodonga olusicaba ekulula ukuvaleka kwaye. kuchaphazela umphumo wokukhupha amanzi.Ulwakhiwo lunengqiqo, ukwenzela ukuba umbhobho unoxinzelelo olwaneleyo kunye nokuchasana kwempembelelo.
