ʻI he ngaahi ʻatakai ʻoku fakahehema ke flammability mo lolotonga, ʻOku hoko ʻa e fakaʻaongaʻi ʻo galvanized paipa ki he conduits ko ha afi containment, kae ʻikai ko ha founga fakaʻehiʻehi mei he fakaʻauha.
Ko e konga mahuʻinga ʻi mitigating e ngaahi meʻa ʻoku tuʻu fakatuʻutamaki ʻi hono fakaʻaongaʻi ʻo e ngaahi hokotanga hui ʻo e fakaʻauha, ʻa ia ko e ngaahi konga mahuʻinga ia ki hono fakapapauʻi ʻo e malu ʻi he ngaahi feituʻu fakatuʻutamaki pehee.