Ea pele ke ho fepa metsi, ke hore, ho kenyelletsa metsi ka har'a boiler. Ka kakaretso, e na le pompo e ikhethang ho etsa hore ho be le mokhoa oa ho feto-fetoha ha metsi ho bonolo le kapele. Ha metsi a tsebisoa ka Bober, hobane e monya mocheso o lokollotsoeng mafura, mouoane le khatello e itseng, mocheso le bohloeki li hlaha. Hangata, ho eketsa metsi ho ealer ho tšela mehato e meraro e futhumatsang, ho chesa metsi ho futhumatsoe hore e be metsi a hloekileng; Metsi a lutla a ileng a tlala a futhumetse ebile a le mouoane hore a be le mouoane o tsitsitseng; Khokahano.
Ka kakaretso, phepelo ea metsi e entsoeng ka moqomo ea moqomo e lokela ho hiroa moruong, ebe o romeloa potoloho ea metsi le karolo ea eona ea boptjoa; Ebe, ho latela phapang ea mabenyane lipakeng tsa mahareng a libakeng tse setseng kapa ka tlase ho pompo e kholo ea potoloho, motsoako o mongobo o hlaha ka har'a moqomo.
Drim ke sephutheloana sa khatello ea kutlo ea baesekele se fumanang metsi a tsoang mofetoheli oa mashala, e le kamano pakeng tsa metsamao e meraro ea metsi, e le mouoane le ho taboha. Kamora motsoako oa metsi a Steam o arotsoe moqomong, metsi a kena ka har'a folete, ha Steam e tsitsitse ka mokhoa o itseng oa superheat.