Nag hmo, cov roj coke hauv tsev xa khoom xa tuaj zoo, ib feem ntawm cov nqi roj txuas ntxiv mus ntxiv, tus nqi coking tseem ceeb nce siab.
Tam sim no, cov khoom siv roj av coke hauv tsev yog qhov ruaj khov, cov chaw lag luam qis qis thiab cov neeg lag luam yuav txaus siab tsis txo qis, zoo roj av coke xa khoom, txhawb cov nqi lag luam. Nws xav tias niaj hnub no kev ua lag luam feem ntau yog kev teeb tsa, qee qhov ntawm cov nqi sulfur siab tseem yuav nce.
Post lub sij hawm: Mar-03-2022