Early on, softened water made by technologies like zeolite softening or chilly lime softening was a precursor to fashionable UPW treatment method. From there, the phrase "deionized" water was the next progression as synthetic IX resins were invented in 1935 and afterwards became commercialized during the forties. Pennsylvania is the https://newsprospect.com/the-ultimate-guide-to-pure-water-cleaning-with-a-water-fed-pole-for-solar-panel-cleaning/