Mgbe ejiri ya nke ọma, gas ụlọ agaghị eme ka mgbawa.
Ọkachamara na-ahazikarị cylinder gas ma na-ebuga ya maka ojiji naanị mgbe emechara ụkpụrụ nchekwa obodo, ya mere ha na-adịtụ nchebe. Ka o sina dị, Ọnụnọ nke ngwaahịa ndị na-adịghị mma n'ahịa na-ewebata ụfọdụ ihe egwu nchekwa.
Ịhụ na ịzụrụ nke gas cylinders gbaara agbamu sitere na ụlọ ahịa ziri ezi dị oke mkpa maka nchekwa.