Thawj qeb yog cov khoom siv khaws cia, muab faib ua ob qhov tseem ceeb: kev cia khoom noj thiab khoom siv cia. Cov zaub mov cia ntxiv tau muab faib ua cov tub yees thiab tsis yog- tso cia txias. Cov tub yees tau ua tiav los ntawm cov tub yees, lub freezers, thiab lwm yam khoom siv zoo sib xws hauv chav ua noj. Cov tais diav ntim khoom muab qhov chaw rau cov tais diav, cookware, thiab lwm yam khoom siv. Cov khoom siv khaws cia yog muab los ntawm ntau lub hauv paus txee, cov txee phab ntsa, lub kaum sab xis, thiab ntau- cov khoom zoo nkauj zoo nkauj.
Qhov thib ob yog cov cuab yeej siv ntxhua khaub ncaws, suav nrog cov dej kub thiab dej txias, cov khoom siv dej, cov dab dej, thiab cov dab dej dab dej. Cov khib nyiab tsim tawm thaum lub sijhawm ua haujlwm hauv chav ua noj tom qab ntxuav yuav tsum muab pov tseg hauv cov thoob khib nyiab lossis cov khoom siv huv huv. Cov chav ua noj niaj hnub hauv tsev neeg yuav tsum tau nruab nrog cov tshuaj tua kab mob thiab cov khoom pov tseg pov tseg.
Qhov thib peb yog cov khoom siv npaj zaub mov, feem ntau suav nrog cov txee, cov cuab yeej thiab cov khoom siv rau kev npaj, txiav, sib tov, thiab seasoning zaub. Nrog rau kev txhim kho thev naus laus zis, cov khoom noj khoom haus, cov kua txiv hmab txiv ntoo, thiab cov tshuab seasoning tau nce ntxiv hauv cov chav ua noj hauv tsev.
Qib plaub yog cov khoom siv ua noj, feem ntau suav nrog qhov cub, cooktops, thiab lwm yam cuab yeej thiab cov khoom siv hauv kev ua noj. Nrog rau kev nce qib ntawm kev hloov pauv hauv chav ua noj, mov cookers, induction cookers, microwave ncu, thiab microwave ncu tau pib nkag mus hauv tsev ntau.
Qib thib tsib yog cov khoom siv hauv tsev noj mov, feem ntau suav nrog cov rooj tog hauv chav noj mov thiab cov tais diav thiab tais diav siv thaum noj mov.
