Ngā Āhuatanga Ko te polyethylene kiato teitei, he HDPE ranei he iti te utu, he miraka ma, he werawera ahua-whakawhiti.He ngawari engari he pakari ake, he kaha ake i te LDPE, he pai te awe o te kaha me te pai o te atete ki te wero.Pērā i te LDPE, i...
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