Mapaipi a polyvinyl chloride (PVC) apezeka ponseponse m'magwiritsidwe amakono, zomangamanga, ndi mapaipi amadzimadzi, omwe amayamikiridwa chifukwa cha kulimba kwawo, kukwanitsa, komanso kusinthasintha. Msika wapadziko lonse wa PVC wapadziko lonse lapansi ukuwona kukula kwakukulu, motsogozedwa ndi kuchuluka kwa mizinda, kukwera kwa zomangamanga ...
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