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Module 1Preliminary Treatment Processes and Flow Measurement
9 other sections not shown
acid activated carbon adsorption aeration algae alkalinity alum AWWA backwash Basic Science Concepts calcium carbonate calcium hypochlorite calcium oxide carbon dioxide cause chemical chlorine chlorine residual cleaned coagulant coagulant aids coagulation/flocculation compounds concentration Concepts and Applications container corrosion Courtesy cylinder detention dewatering disinfection dissolved distribution system dosage drinking water dry feeder effective effluent equipment feed filter media filtration floc floc particles flocculation flow rate fluoride handling hardness head loss hydroxide hypochlorite ions iron jar test lime lime-soda ash softening magnesium material meter mg/L mixing Module monitoring operating problems OpFlow organic overflow rate oxide pipe polyelectrolytes polymers presedimentation pressure pump raw water remove resin sand scale sedimentation sedimentation basin settling shown in Figure sludge slurry soda ash sodium sodium fluoride softening process solids solution stabilization storage sulfate surface tank taste and odor temperature treatment processes trihalomethanes tube turbidity usually valve weir zeta potential