Summary of Mainline Water Treatment Processes Storage Disinfection –Physical: UV radiation, heat, membrane filters –Chemical: Chlorine, ozone, chlorine dioxide, iodine, other antimicrobial chemicals Filtration –Rapid granular media –Slow sand and other biological filters –Membrane filters: micro-, ultra-, nano- and reverse osmosis Other physical-chemical removal processes –Chemical coagulation, precipitation and complexation –Adsorption: e.g., activated carbon, bone char, etc, –Ion exchange: synthetic ion exchange resins, zeolites, etc.
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