Shenhai e fakamoʻoni fakaʻauha
ʻOku fakafaʻahinga ʻa e hoists ʻuhila ki he ngaahi maaka ʻe tolu ʻo e fakamoʻoni: IIA, IIB, mo e IIC. ʻOku nau feʻunga mo e ngaahi ʻatakai ʻoku combustible ai ʻa e ngaahi kasa pe ʻahu ʻoku fio ʻaki e ʻea, fakafaʻahinga ki he ngaahi kulupu mafana T1 ki he T4.
| Faʻahinga Tuʻú | Fakafaʻahinga ʻo e kasa | Ngaahi kasa fakafofonga | Siʻisiʻi taha Ignition fakatupu ivi |
|---|---|---|---|
| ʻI he malumalu ʻo ʻeku | I | Methane | 0.280mJ |
| Ngaahi meʻa ʻi tuʻa ʻi he ʻaʻaku | IIA | Kasa | 0.180mJ |
| IIB | Ethylene | 0.060mJ | |
| IIC | Fakapaaki ʻo e | 0.019mJ |
ʻOku toe vahevahe lahi ange ʻa e hoists ʻuhila ko ʻeni ki he kalasi B mo e kalasi C, angamaheni ʻaki hono fakaʻaongaʻi ʻi he souni 1 mo e 2. Ko e ngaahi meʻa ʻoku kaunga ki ai mafana ʻo e ʻea ki he ngaahi hoists ko ʻeni mei he T1 ki he T6, mo E T6 ko e malu taha ia ʻi he tuʻunga malu ʻo e fakamoʻoni fakaʻauha.