Shenhai e fakamoʻoni fakaʻauha
Kapau ʻoku fie maʻu ʻe ha feituʻu ʻa hono fokotuʻu ʻo e ngaahi meʻangaue fakaʻuhila ki he efu, ʻa e ngaahi tuʻunga moʻui ʻo e fakamoʻoni ki he meʻangaue ʻi he souni 20 kuo pau ke laka hake ʻi he ngaahi meʻa ʻoku fie maʻu ki he souni 21 mo e 22.
| Fakasouni 20 | Fakasouni 21 | Fakasouni 22 |
|---|---|---|
| Ko ha ʻatakai ʻoku maumau ʻi he ʻea ʻoku hokohoko atu ʻene ʻasi ʻi he fotunga ʻo combustible ngaahi ʻao efu, ʻOku ʻi ai ʻi ha taimi loloa pe tuʻo lahi. | Ko e ngaahi feituʻu ʻe lava ke ʻasi ai ha ngaahi ʻatakai fakafepaki ʻi he ʻea pe faʻa ʻasi ʻi he fotunga ʻo combustible ngaahi ʻao efu lolotonga e tafa angamaheni. | ʻI he founga ngaue angamaheni, ʻOku ʻikai lava ke hoko ha ʻatakai maumau ʻi he ʻea ʻi he fotunga ʻo combustible efu ʻi ha ngaahi feituʻu ʻoku ʻi ai e meʻalea ʻi ha kiʻi vahaʻa taimi nounou. |
Tautautefito, ʻi he Souni 20, intrinsically pe ʻoku fakangofua ʻa e ngaahi meʻangaue malu pe encapsulated, Neongo ʻoku ʻikai fakangofua ʻa e ngaahi meʻangaue flameproof.