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1.59 Ngā karaihe whatu Polycarbonate HMC
Ko ngā karāhe kapia whānui he rauemi totoka wera, arā, he wai ngā rauemi mata, ā, ka hangaia ngā karāhe totoka i muri i te whakamahana. Ko ngā karāhe PC, e mōhiotia ana ko ngā "karāhe ātea", "karāhe ātea", e kiia ana he polycarbonate, he rauemi kirihou wera.