1. Ib zaug yog saib lub xeev ntawm lub tshuab, luam tawm daim ntawv qhia kev xeem lossis xeev daim duab, seb puas muaj kev sib txawv ntawm qhov xim lossis qhov chaw, nws yuav tsum raug daws kom tiav raws sijhawm yog tias muaj teeb meem.
2. Lub tshuab npaj txhij, nws yuav tsum xaiv cov duab, xaiv ib daim duab, hloov qhov loj me, qhov chaw, siv tau thiab hloov daim duab.
3. Daim duab yog npaj txhij, ntxuav cov khoom siv, raws li qhov xwm txheej ntawm cov khoom siv los txiav txim seb nws puas yuav tsum tau kho txheej txheem, tom qab cov khoom npaj, tso cov khoom ntawm lub tshuab rooj hauv ib qho chaw ruaj.
4. Qhia qhov kev ncua deb ntawm lub taub hau thiab cov khoom.
5.Thaum ua kom tiav qhov siab, tus xav tau luam tawm yuav ua tau.
