1. Kev tsim kho
Hauv kev tsim kho, kev hloov kho ntoo feem ntau yog siv los txhawb cov qauv ntoo thiab txhim kho cov khoom xws li dej tsis kam, hluav taws kub, thiab corrosion kuj.
2. Cov Khoom Siv Khoom Siv Hluav Taws Xob
Hauv kev tsim cov rooj tog zaum, cov khoom siv ntoo feem ntau yog siv los txhim kho cov tawv tawv, hnav tsis kam, thiab dej tsis kam ntawm cov ntoo, ua rau cov rooj tog zaum muaj zog dua thiab zoo nkauj dua.
3. Kev Thauj Mus Los
Hauv kev thauj mus los, kev hloov pauv ntoo feem ntau yog siv los txhim kho lub zog, durability, thiab hluav taws kub tsis kam ntawm ntoo, ua kom nws tiv taus ntau yam ib puag ncig.
