Kuongororwa kuti kuchera uko kunozotenderera kunogona kutenderedza kana uchitanga asi hakugone kutanga (hapana utsi mumuziya wekuputika)

Kuongororwa kuti iyo yekuchera inogona kutenderera kana uchitanga asi isingakwanise kutanga (hapana utsi mune iyo pombi yekumahara). Paunenge uchitanga iyo injini, kana pasina huputi hunobuda kunze kweiyo pombi yekubvisa uye hapana kusvetuka, inowanzove dambudziko nemutsara wemafuta. Kuongorora kwakadzama kuri kuita zvinotevera:
Iko hakuna mafuta mune yehuni tangi.
(2) iyo mafuta emafuta uye yemafuta-mvura yekuparadzaniswa.
③ YEMAHARA-Yamanikidza OIL YEMAHARA HAUSI KUTI UVHURE ORORA.
④ Iyo mafuta jekiseni pombi inotadza kupomba.
⑤ Kune mhepo mumatunhu eoiri.