Shenhai Pasi-Faamaoniga
O pa e tutupu i totonu o ni tuaoi, aemaise lava i totonu o tapulaa papa.
O tapula'a papa mo CH4 i le ea e afua mai 5% ia 15% fa'atosina o methane. An explosion will ensue if the methane’s volumetric proportion falls within this 5% ia 15% va'aiga ma fa'afeso'ota'i ma se afi mumu.