Khaws rau hauv qhov chaw txias, tshuab ua kom muaj zog.
Tseg deb ntawm hluav taws thiab cov khoom cua sov.
Nws yuav tsum tau muab cais cais los ntawm oxidants, acids thiab alkalis, thiab zam kev sib xyaw.
Nruab nrog cov khoom tsim nyog ntau thiab ntau thiab ntau ntawm cov khoom siv hluav taws.
Cov chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kub ceev thiab cov khoom siv cia khoom haum.