ʻO nā kaula kaula kila kila he hopena hoʻopaʻa kaulana no nā noi like ʻole i nā ʻoihana like ʻole, me ka automotive, kūkulu, a me ke kelepona.Ua ʻike ʻia kēia mau pilina no ko lākou ikaika, kūpaʻa, a me ke kūʻē ʻana i ka corrosion, kahi e manaʻo ai lākou ...
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