Txhua yam khoom siv yuav tshwm sim thaum muaj teeb meem no lossis qhov ntawd, teeb meem tsis yog qhov txaus ntshai, qhov tseem ceeb yog txoj hauv kev kom raug los daws qhov teeb meem. Hauv qab no peb qhia luv luv txog cov teeb meem thiab kev daws teeb meem ntawm ntau qhov kev teb rov qab.

1. Vim tias qib dej tsis raug, qhov kub ntawm dej siab lossis qis, qhov dej ntws tsis ua haujlwm, thiab lwm yam, nws yog qhov tsim nyog los siv cov txheej txheem kho kom raug raws li cov teeb meem sib txawv.

2. Lub nplhaib kaw tau laus lawm, xau los yog tawg lawm. Qhov no yuav tsum tau kuaj xyuas ua ntej siv thiab hloov lub nplhaib kaw raws sijhawm. Thaum muaj kev tawg, tus neeg teb xov tooj yuav tsum ua tib zoo txiav txim siab lossis hloov nws raws li qhov kev ntseeg siab tias qhov kub thiab siab zoo.

3. Fais fab tuag tam sim ntawd lossis roj tsis ua haujlwm Thaum ntsib hom xwm txheej no, ua tib zoo saib xyuas qhov xwm txheej ua haujlwm ntawm lub retort, sau npe, thiab ua kom tiav kev tua kab mob thaum rov qab tau khoom. Yog tias cov khoom raug nres ntev, koj yuav tsum coj cov khoom tawm hauv lub retort thiab khaws cia, thiab tom qab ntawd txuas ntxiv ua haujlwm thaum tos kom tau khoom rov qab tau khoom.