1. Baking soda yog ib yam khoom alkaline uas muaj zog tu lub zog. Nws tuaj yeem ntxuav cov pwm ntawm lub khob. Txoj kev tshwj xeeb yog muab lub khob rau hauv ib lub thawv, ntxiv dej npau, ces muab ib diav ntawm ci dej qab zib, soak rau ib nrab ib teev thiab yaug nws tawm. 2. Cov ntsev ntsev tuaj yeem tua cov kab mob thiab kab mob, ...
Nyeem ntxiv