Marka heerka methane uu dhaafo heerka qaraxa sare ama uu ka hooseeyo xadka hoose, Gubashadu waa sahlan tahay sababtoo ah la'aanta methane ama ogsijiinta midkood. Dhexda qaraxa, si kastaba ha ahaatee, saamiga methane-to-oxygen ayaa ugu fiican gubashada, taasoo keentay dab xooggan.
Haddii waqtigan xaadirka ah, falcelinta kiimikaadku waxay ka dhacdaa meel xaddidan waxayna dalbanaysaa in si weyn loo sii daayo kulaylka, gaasaskii ka dhashay ayaa si degdeg ah u balaara, ku dhamaaday qarax.