1. Khaws lub thawv ntim kom nruj thiab khaws cia rau hauv qhov txias, qhuav, zoo-} ventilated tsev rau khoom. Zam kev khaws cia nrog sodium hydroxide (Naoh) lossis calcium hydroxide (ca (Oh) 2).
2. Kev tiv thaiv los ntawm cov dej noo, nag, thiab ncaj qha tshav ntuj thaum lub sijhawm cia thiab tsheb thauj mus los. Kov nrog kev saib xyuas kom tiv thaiv kev puas tsuaj rau lub ntim.
3. Tsis txhob sib tov lossis thauj nrog oxidizers, acids, lossis cov tshuaj noj. Tiv thaiv los ntawm kev tshav ntuj ncaj qha, nag, thiab kub thaum lub sijhawm thauj mus los.
4. Thaum muaj hluav taws, siv dej, tshuaj tsuag, hmoov nplej qhuav, carbon dioxide, lossis npuas tua hluav taws.
