Kev kho mob thaum muaj xwm ceev: Tshem tawm cov neeg ua haujlwm sai sai ntawm thaj chaw tsis huv mus rau thaj chaw nyab xeeb, cais lawv, thiab txwv tsis pub nkag mus. Txiav tawm qhov hluav taws kub. Nws raug nquahu tias cov neeg ua haujlwm kub ntxhov tau hnav tus kheej lub siab ua pa ntawm lub tshuab ua kom ruaj ntseg thiab coj los tiv thaiv kev tiv thaiv zoo li qub. Txiav tawm qhov chaw ntawm cov paim quav kom ntau li ntau tau. Tiv thaiv kev nkag mus rau hauv thaj chaw txwv xws li dej phwj tuaj thiab dej nyab. Kev xau me me: Siv cov roj carbon activated lossis lwm yam khoom siv sab hauv kom nqus tau. Nws tseem tuaj yeem ntxuav cov dej ntau, thiab dej ntxhua kom huv thiab muab tso rau hauv qhov dej khib nyiab.
Ntau qhov ntawm cov xaim hluav taws xob: txua cov khawb lossis khawb cov qhov rau kom tso hau Npog nrog ua npuas dej kom txo cov phom sij. Siv cov twj tso kua mis tawg-pov thawj rau hloov xa mus rau cov tsheb thauj khoom lossis tus tshwj xeeb nqa khoom, rov qab lossis thauj mus rau qhov chaw pov tseg rau qhov pov tseg.