Cov khoom siv ntxiv yog cov khoom siv ntxiv rau cov khoom noj, tshuaj pleev ib ce, tshuaj, yas, xim, thiab lwm yam khoom los hloov lawv lub cev, tshuaj, kev ntxhib los mos, saj, aroma, thiab xim yam ntxwv.
Surfactants yog cov khoom siv tshuaj lom neeg uas tuaj yeem siv rau hauv ntau qhov chaw, suav nrog: