Kev saib xyuas ntawm lub tshuab xaws yuav tsum tau them sai sai rau cov ntsiab lus hauv qab no:
(1) Tom qab kev ua haujlwm tiav lawm, ntxig rab koob rau hauv rab koob lub phaj, nqa lub presser ko taw, thiab npog lub tshuab taub hau nrog lub tshuab npog kom tsis txhob muaj plua plav nkag.
(2) Thaum pib ua haujlwm, ua ntej tshawb xyuas qhov tseem ceeb, qhov hnyav npaum li cas thaum koj nqis los, seb puas muaj lub suab tshwj xeeb, seb lub koob yog qhov qub, thiab lwm yam. Yog tias pom muaj qhov txawv txav, nws yuav tsum tau kho. hauv lub sijhawm.
(3) Tom qab lub tshuab tau siv ntev, nws yuav tsum tau kho dua. Yog tias pom ib qho chaw uas hnav loj, lawv yuav tsum tau hloov nrog cov tshiab.
