Imitha yokusetshenziswa kwamafutha
1. Isilinganiso esinembe kakhulu sokusebenza kokusetshenziswa kukaphethiloli kwazo zonke izinhlobo zezimoto zikadizili nezikaphethiloli nezinjini;
2. Isilinganiso esinembile sokusetshenziswa kukaphethiloli ezinjinini ezinamandla amakhulu njengemikhumbi;
3. Isebenza ekuqaphelweni okukhaliphile nasekulawuleni ukusetshenziswa kukaphethiloli kuyo yonke imikhumbi emincane nephakathi nendawo kanye nemishini yedokodo enenjini kadizili njengohlelo lwamandla;
4. Ingakwazi ukukala ukusetshenziswa kukaphethiloli, izinga lokugeleza ngokushesha kanye nezinga lokusetshenziswa kukaphethiloli lezinhlobo ezahlukene zezinjini;
5. Ingakwazi ukuxhuma izinzwa ezimbili zokusebenzisa uphethiloli ngesikhathi esisodwa. Omunye wabo ukala uwoyela emuva, ofaneleka kakhulu ukuhlolwa ngomugqa wokubuya.