ʻE lava ke ʻomi ʻe he valitaa ʻa e mafana ʻo e ʻea ʻoku maʻolunga feʻunga. ʻI he taimi ʻoku laka hake ai e mafana ʻo e ʻea ʻi he 300 °C, ʻOku decomposition ʻa e valitaa fakanatula, faʻu ha molecules maʻamaʻa ange ʻoku ne fakafaingofuaʻi ʻa e afi.
ʻI refineries, ʻOku combustible ʻa e valitaa ʻi he mafana ʻo e ʻea ʻi ʻolunga ʻi he 600 ° c. ʻI he taimi ʻoku valitaá meʻa ʻi he sima valitaa ʻoku mahulu hake ia ʻi he 25%, ʻOku laka hake hono mahuʻinga calorific ʻi he 1500kcal/kg, tatau mo e mahuʻinga ʻo e malala maka ʻoku maʻu ʻi he vahefonua Jiande ʻo Zhejiang.
ʻOku toe velangofua foki ia ʻi he ngaahi tuʻunga fakaʻenisinia totonu (mafana ʻo e ʻea 800 mataʻitohi ʻe, lelei haveki, tuifio fakaʻauliliki, feʻunga ʻosikena, mo e ala meʻa pehē.), Neongo ʻe lava ke faingataʻa hono aʻusia e afi kakato.