Imibhobho yePolyvinyl chloride (PVC) iye yaxhaphaka kwiziseko ezingundoqo zala maxesha, ulwakhiwo, kunye nosetyenziso lwemibhobho yamanzi, exatyiswa ngenxa yokuqina kwayo, ukufikeleleka kwayo, kunye nokuguquguquka kwayo. Imakethi yehlabathi yombhobho wePVC ibona ukukhula okubonakalayo, okuqhutywa kukukhula kwabantu ezidolophini, ukunyuka kweziseko zophuhliso...
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