Izinjini zepetroli zidlala indima ebalulekile ekusebenzeni kwezinjini zangaphakathi zomlilo, okungumgogodla wezimoto eziningi namuhla. Lezi zingxenye ze-cylindrical zinesibopho sokuguqula ukunyakaza okuqondile okwenziwe kumlilo kaphethiloli kube ukunyakaza okujikelezayo ekugcineni amandla imoto. Ukuqonda ukuthi la mapiston asebenza kanjani anganikeza ukuqonda okuyigugu ku-perfo
