Wastewater – once or several times used waters, which are unfit is thrown into recipients. In technical-technological systems (industrial plants) are known as industrial wastewater, and in households, catering facilities and other institutions in urban urban areas such as communal wastewater. Waste waters are burdened with many mineral and organic substances and therefore strongly pollute recipients (rivers and lakes) and increase the trophy of sweet waters. L. Gr.
Original article in Macedonian language Cyrillic alphabet
Кириличен напис ОТПАДНИ ВОДИ