Treatment of second stage (Secondary Treatment)
.A wastewater treatment plant as the organic matter in the form of a solution or colloidal particles In general, often called therapy. Secondly, this "wastewater treatment by biological process."Dirty or destroyed in wastewater. Wastewater treatment at present countries at least to therapy the second step, to give them through. Treatment of effluent standard and quality government set.2 types of aerobic movement, such as system aerated system แคติ waits I sludge system rotating biological disc, etc., and achieving no oxygen. An anaerobic filter reactor sludge system, etc.Charge decay
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