Electro-galvanized o se faiga electrolytic e maua ai le ufiufi luga o le paipa uamea. O le mea lea e faʻamalosia ma faʻaleleia le faʻatinoga o le uʻamea uʻamea, faia foliga teuteu paipa uʻamea, faʻamaʻi faʻamaʻi, anti-ofu ma faʻapitoa opitika, eletise, mageta, thermal perfo...
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