Xav tias dawb mus yuav cov tshuaj inorganic ntawm tus nqi pheej yig los ntawm peb lub hoobkas. Raws li ib qho ntawm cov kws tshaj lij inorganic chemicals tuam ntxhab thiab cov muag khoom, peb ib txwm nyob ntawm koj qhov kev pabcuam.

Xa kev nug