Rains,Acid

《英文msh詞典》Rains,Acid
[入口詞] Rains,Acid
[主題詞] Acid Rain
[英文釋義] Acidic water usually pH 2.5 to 4.5,which poisons the ecosystem and adversely affects plants,fishes,and mammals. It is caused by industrial pollutants,mainly sulfur oxides and nitrogen oxides,emitted into the atmosphere and returning to earth in the form of acidic rain water.