1. Cov xim ci ntsa iab thiab cov qauv, retro thiab kev tsim qauv zoo, koj cov neeg siv khoom yuav tau txais kev paub tshiab 2. Ua los ntawm cov khoom siv ceramic ruaj khov, nws tuaj yeem siv tau zoo hauv qhov cub microwave, lub tshuab ntxuav tais diav, thiab lub tub yees. Cov xim du ntawm cov khoom siv ceramic yooj yim ntxuav. Tsis muaj txhuas thiab tsis muaj tshuaj lom. 3. Tsim chav ua noj ntau yam, muab sib dhos tau yooj yim rau kev khaws cia
