Emkhakheni wokuncintisana wemboni yamakhemikhali namapulasitiki, ukukhishwa kwamapayipi aqinile we-PVC kuyinqubo ebucayi. Ukufakwa kwezithasiselo ezithile phakathi nale nqubo kungathuthukisa kakhulu izici zomkhiqizo wokugcina. Ukuqonda ukuthi izithasiselo eziqinile ze-PVC zokusebenza kanjani kubakhiqizi abahlose ukuthuthukisa ikhwalithi yomkhiqizo nemakethe. ukusebenza. I-PVC eqinile,