Potengera kugwiritsa ntchito zinthu komanso kuteteza chilengedwe, ma jenereta otenthetsera gasi amagwiritsa ntchito bwino gasi wachilengedwe kapena gasi woyipa ngati mafuta, amasandutsa zinyalala kukhala chuma, ntchito yotetezeka komanso yabwino, yokwera mtengo, kuwononga mpweya wochepa, komanso yoyenera kutentha ndi kutentha. kupanga magetsi.
Panthawi imodzimodziyo, makina opangira gasi alinso ndi ubwino wa mphamvu yabwino, ntchito yabwino yoyambira, kuthamanga kwapamwamba koyambira, phokoso lochepa ndi kugwedezeka, komanso kugwiritsa ntchito mpweya woyaka ndi mphamvu zoyera komanso zotsika mtengo.