Cov tshuaj yoov tshaj cum, cov dej tso quav tso quav yog cov khoom siv tshuaj yoov tshaj cum, tab sis qhov tseeb cov khoom no yog cov khoom siv micro toxic, yog li cov niam cev xeeb tub, cov me nyuam mos yuav tsum tau ceev faj siv.Txawm hais tias cov tshuaj toxicity ntawm cov tshuaj tua kab mob yog tswj nyob rau hauv kev nyab xeeb txwv ...
Nyeem ntxiv