Khaws rau hauv qhov chaw txias, qhuav, zoo-ventilated tsev rau khoom.
Tseg deb ntawm hluav taws thiab cov khoom cua sov.
Tiv thaiv los ntawm kev tshav ntuj ncaj qha.
Pob yog ntim.
Nws yuav tsum tau muab cais cais tawm los ntawm cov kua qaub thiab cov tshuaj uas tau pom, thiab yuav tsum tsis txhob muab cia ua ke.
Chaw cia khoom yuav tsum tau muab cov ntaub ntawv tsim nyog kom muaj cov nchuav.
