Chokometsera mpweya choyenda ndi magetsi champhamvu kwambiri, matayala olemera, opangidwira makamaka malo opangira migodi ndi zomangamanga, olimba komanso olimba.

Yosavuta kusamalira komanso yosavuta kugwiritsa ntchito:Kapangidwe ka magetsi ndi kosavuta, zomwe zimapangitsa kuti pasakhale kufunikira kokonza makina amafuta, mafuta a injini, ndi chipangizo chotsukira utsi pambuyo pochotsa utsi. Izi zimachepetsa kuchuluka ndi mtengo wokonza nthawi zonse.

Kupanikizika kokhazikika ndi kutulutsa koyera:Mphamvu ya injini yamagetsi imalola kuti liwiro liziyenda bwino komanso imapereka mpweya wopanikizika wokhazikika. Nthawi yomweyo, imapewa kwathunthu kuipitsa kwa mafuta komwe kungachitike ndi injini za dizilo, ndikutsimikizira kuti pali mpweya woyera woyenera ntchito zovuta monga kupopera ndi kukonza chakudya.