Khoom noj khoom haus additives muaj peb yam nram qab no:
Ua ntej, lawv yog cov tshuaj ntxiv rau cov khoom noj; yog li ntawd, lawv feem ntau tsis noj ua zaub mov ntawm lawv tus kheej.
Qhov thib ob, lawv suav nrog ob qho tib si hluavtaws hluavtaws thiab cov khoom ntuj tsim.
Thib peb, lawv tau ntxiv rau cov khoom noj los txhim kho nws qhov zoo, xim, aroma, thiab tsw, nrog rau kev khaws cia, kev saib xyuas tshiab, thiab kev xav tau ntawm kev ua haujlwm.
