Yooj yim qhuav: Muab cov xyoob nrog cov xyoob ntoo thiab zoo} {{{} pa} ventatated qhov chaw kom qhuav, thiab nco ntsoov tias sab hauv thiab sab nraud ntawm pawg xyoob ntoo yog qhuav. Lub sijhawm ziab yuav tsum tau txiav txim siab raws li huab cua thiab cov av noo ntawm cov xyoob ntoo xyoob, thiab feem ntau siv sijhawm ob peb hnub rau ib lub lim tiam.
Siv anti -} mould hmoov: rau kev tiv thaiv cov xyoob ntoo, koj tuaj yeem siv cov xyoob ntoo ua kua rau ib lub sijhawm, thiab tom qab ntawd coj lawv tawm thiab cua kom qhuav. Hom qauv no tuaj yeem txuas lub txee lub neej ntawm xyoob xyoob thiab tiv thaiv pwm.
