Ko ʻetau taumuʻa ke ʻomi ha koloa lelei ʻi he totongi feʻauʻauhi taha, ʻi he hoko ʻa e fiemalie ʻa e kasitomaa ko e meʻa mahuʻinga taha ia. ʻOku tau tokanga taha ki he tuʻunga lelei ʻo fakatatau ki he ngaahi tuʻunga moʻui kuo fokotuʻú. ʻOku tokoni ʻa e ngaahi sieke lelei ko ʻení ke fakapapauʻi ʻa e tuʻunga māʻolunga mo hono fakahoko ʻo e koloá.
Naunau ʻota
ʻI hono Puleʻi Lelei ʻo e Koloa
Sivi ʻo e Kemikale ʻo e Kemikalé
Kosi Fakahangatonu ʻaki e Sivi ʻo e Fua
Tekinolosia ki hono ngaohi ʻo e kakapu vela ʻaki hono puleʻi lelei ʻo e ʻInitaneti
Shot Blasting
Founga Fakatauhoá & Tetetete
Fakatahaʻanga
Siviʻi ʻo e Silá
Sivi Fakaʻosí mo Hono Faʻo
Ko hono faʻo & Quantity Check, Faitaaʻi
