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History of Ion Exchange Resin: Two Englishmen Thompson and Way, first recognized the process of ion exchange in 1850. They reported that when a fertilizer solution poured over a column of soil, ammonia in the fertilizer solution was replaced by calcium from the soil. Ion exchange was not used for any industrial application until 1905.
~1400 BC: Moses experiments water debittering (Exodus 15, 22 - 25)~330 BC: Aristotle finds that sea water loses part of its salt contents when percolated through certain sand.: 1850: Discovery of ion exchange by Thompson & Way (England). 1876: Zeolites recognised as carriers of base exchange in soils (Lemberg).: 1901: Artificial zeolites used for removal of potassium from sugar juices.
