Ipoly(vinyl chloride) Poly(vinyl chloride) I-PVC yiplastiki ye-polyvinyl chloride, umbala oqaqambileyo, ukuxhathisa ukubola, iqinile kwaye ihlala ixesha elide, ngenxa yokongezwa kwe-plasticizer, i-agent anti-aging kunye nezinye izinto eziyityhefu ezincedisayo kwinkqubo yokuvelisa, ngoko ke iimveliso zayo. ngokubanzi musa ukugcina ukutya kwaye...
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