Water PurificationWater SupplyPhysicochemical ProcessesDrinking WaterWater MicrobiologyDisinfectionFiltrationUnited States Environmental Protection AgencyWaterPower PlantsWater PollutionHygieneFresh WaterMolecular WeightBody WaterChromatography, AffinityElectrophoresis, Polyacrylamide GelChromatography, Ion ExchangeChromatography, Gel