He Whakamārama Taipitopito mō ngā Āhuatanga, ngā Tikanga Tukatuka me ngā Whakamahinga o ngā Rauemi PE me PP
1. Tirohanga Whānui o ngā Rauemi Ko te PE, PP, PVC, PS, PC, PF, EP, ABS, PA, PMMA, me ētahi atu, e kiia ana ko ngā rauemi kirihou, e mōhiotia ana hoki ko ngā rauemi polymer. He momo rauemi hangai ēnei me te kirihou i hangaia mai i ngā matū ngota-teitei mā roto i ngā momo...
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