By Gowthaman Desingh, Director – Technology, Transwater Systems Conventional wastewater treatment consists of a combination of physical, chemical, and biological processes and operations to remove solids, organic matter and, sometimes, nutrients from wastewater. General terms used to describe different degrees of treatment, in order of increasing treatment level, are preliminary, primary, secondary, and tertiary and/or advanced wastewater treatment. In Urban cities, majority of the Sewage/Waste Water treatment plant does the primary and secondary treatment addressing the reduction of BOD, COD, TSS, Ammonical Nitrogen, etc to meet the disposal norms but…
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NOTE ON SEWAGE WATER TREATMENT AND WASTE WATER MANAGEMENT
By Dushyant Jindal, Co-Founder, Hitech Enviro Solutions In the 21st century, clean water and environmentally friendly industrial processes are more critical than ever. According to the World Health Organization (WHO), contaminated drinking water causes 485,000 diarrheal deaths every year. Fortunately, proper treatment can help commercial and industrial facilities become more environmentally responsible and compliant in their wastewater disposal. What Is Wastewater? Wastewater is a complex matrix containing significant concentrations of solids (total solids 350–1200mg/l), dissolved and particulate matter (chemical oxygen demand 250–1000mg/l), microorganisms (up to 109 number/ml), nutrients, heavy metals,…
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