Khaws rau hauv ib qho chaw txias, ventilated warehouse.
Khaws kom deb ntawm qhov hluav taws kub thiab qhov chaw kub.
Nws yuav tsum tau muab cais los ntawm oxidants, acids thiab alkalis, thiab tsis txhob sib xyaw cia.
Nruab nrog qhov tsim nyog ntau yam thiab ntau ntawm cov khoom siv hluav taws xob.
Lub chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kho mob thaum muaj xwm txheej ceev thiab cov ntaub ntawv tsim nyog.
