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ʻOihana Metala

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ʻoihana metala:

ʻO nā mea hana lapaʻau alumina membrane; kiʻi uea, ʻōwili kila, degreasing a me ka lāʻau pickling; kaʻa hoʻomaʻamaʻa degreasing a pickling ma mua o ka pena ʻana; ʻO ka titanium oxide, ka hana ʻana o nā mea ʻene honua.

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