ʻOku ʻikai ha veiveiua ʻoku mahuʻinga ʻa e fola.
Ko e meʻa ʻoku ne ʻai ke velangofua mo maumauʻi e ngaahi koloa fakatuʻutamaki? ʻOku falute ʻe he ngaahi meʻa ko ʻeni ʻoku velangofua, fakafepakiʻi, Maʻuʻanga Fakamatala, mo corrosively fakatuʻutamaki. ʻI he ngaahi fale tukuʻanga koloa fakatuʻutamaki pehee, ʻOku ʻikai ngata pe ʻi heʻene mahuʻinga ke fokotuʻu ʻa e mama mo e ngaahi meʻa ʻoku ne fakamoʻoniʻi ʻa e fakaʻauha ka ʻoku toe ʻi ai foki mo e ngaahi fakamoʻoni ki he fakaʻauha, ngaahi founga fuʻifuʻi ʻo e vai fuʻifuʻi, pea ke tauhi ʻa e ngaahi kemikale ʻi he ngaahi kane maʻolunga (Maʻuʻanga Fakamatala) ke fakasiʻisiʻi e ʻuli ʻo e ʻatakai ʻi he meʻa ne hoko ʻi ha ʻi.