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Wastewater treatment is a major element of water pollution control. Therefore it need a free signup process to obtain the book. Rumana riffat is a professor in the civil and environmental engineering department at george washington university in washington, d. Lecture notes water and wastewater treatment engineering. The author presents material for those concerned with meeting government regulations, reducing or avoiding fines for violations, and making costeffective decisions while producing a high quality of water via physical.
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