phofo, phofo ea lik'hemik'hale, phofo ea metallurgy, phofo e koahelang, le mochini o mong oa ho paka oa matla o loketseng lijo tse fapaneng, lik'hemik'hale, lisebelisoa tsa elektroniki, lintho tsa ho ngola, polasetiki, lisebelisoa, li-screw, lino, lintho tsa ho bapala, jj.
1. Fokotsa lerōle moeeng, thibela ho cha le likotsi tsa ho phatloha, le ho ntlafatsa tlhahiso ea tšireletso ea lik'hemik'hale tse kotsi;
2. Sireletsa bophelo ba basebetsi, fokotsa mafu a ho hema le a mosebetsing, le ho sireletsa bophelo ba basebetsi.
3.Thibela phofo ho tloha ho kopana le moea, boloka phofo e omme, le ho thibela oxidation;
4.Ho sebetsa ka mokhoa o itekanetseng, ho fokotsa mosebetsi le ho ntlafatsa katleho ea mosebetsi.
Mohato oa ts'ebetso: mokotla o kenyang mokotla o kenyang-phofo o tlatsang boima ba 'mele-lebokose la sealer-lebokose la pallet