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An EDI-unit is usually used as a post treatment of Reverse Osmosis water. It is a chemically free process that uses electricity and ion exchange resin to produce ultra-pure deionized water. Learn more about the EDI principle in our Library
The objectives of the chapter are to provide an overview of water treatment and purification roles and technologies, and to introduce terminology that would assist people in understanding the relation of the various technologies to the overall schemes employed in water treatment applications.
