Richa EnvironmentalSludge Reduction Technologies in Effluent Treatment PlantsSludge is produced in two ways in Sewage Treatment Plants STP and Effluent Treatment Plants. primary sludge - from physical separation of
Richa EnvironmentalComposition Of Untreated Domestic Sewage Wastewater Typical composition includes Biochemical oxygen demand, BOD Total organic carbon (TOC) Chemical oxygen demand (COD) Total solids