suvning ifloslanishi– tabiiy suvga zararli kimyoviy moddalar qo'shilishi. Qo'shma shtatlardagi suv ifloslanishining manbalari orasida sanoat chiqindilari, kimyoviy o'g'itlar bilan ishlov berilgan maydonlardagi chiqindilar va qazib olingan maydonlar
|
|
|
water softener–any of a group of substances that when added to water containing calcium and magnesium ions cause the ions to precipitate or change their usual properties: used in the purification of water for the laboratory, and for giving water more efficient sudsing ability with soap
|
|
Do'stlaringiz bilan baham: |