INTRODUCTION


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<anchor role="natural" id="p200191e699812_2"></anchor><anchor role="natural" id="p200191e699812_3"></anchor><emphasis role="bold">INTRODUCTION</emphasis>Primary treatment involves the separation and removal of suspended solids and floatables (scum) including grease, oils, plastics, and soap from wastewater by physical-chemical methods. These methods involve settling of suspended solids or other processes in which the total suspended solids (TSS) and chemical oxygen demand (COD) or biochemical oxygen demand (BOD) loading of the incoming wastewater are reduced. The COD, BOD, and TSS reductions minim…
Citation
Water Environment Federation: Design of Municipal Wastewater Treatment Plants: WEF Manual of Practice No. 8 ASCE Manuals and Reports on Engineering Practice No. 76, Fifth Edition. INTRODUCTION, Chapter (McGraw-Hill Professional, 2010), AccessEngineering Export