Article: Clearing up ORP misconceptions.(Letters)(Oxidation-Reduction Potential or Redox)(Letter to the Editor)

As one of the early proponents of ORP technology for sanitizer control in pools and spas, I would like to comment on the article "All Fouled Up" by Shawn Lin and David Rouse that appeared in your April 2004 issue. As pointed out by previous writers, this article shows a misunderstanding of basic water chemistry and serious misconceptions about ORP (Oxidation-Reduction Potential or Redox).

Here are five misconceptions mentioned in the article:

1 "Many controllers use a common ORP probe to gauge water balance."

ORP sensing has nothing to do with water balance. Water balance relates to the aggressiveness of water in terms of corrosive or scaling ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!