Qinisekisa ukuba uthi ezintathu, kufuneka: PPR, PVC, PE 1. Iibhobho zeplastiki ezisetyenziswa ngokuqhelekileyo zezi: PPR (polypropylene), iPVC (i-polyvinyl chloride), i-PB (i-polybutene), i-PE-RT (i-polyethylene ekwazi ukumelana nobushushu), i-PE (i-polyethylene) \HDPE (i-polyethylene eyomeleziweyo ephezulu) i-ethylene), njl. Okwesibini, ubungakanani bombhobho weplastiki ...
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