Аэрационные станции биологические

From the sump, to aeration station

Since the beginning of its existence, civilization has faced the problem of waste and waste water. Human activity is inconceivable without a large consumption of water. Great-grandmother of all sewage systems was the usual cesspool. Its principle of operation at different times, dependent on the level of technology, but, generally, It remained unchanged for centuries. Dug pit and to different Read more…