Louis de Stoutz
Sil Horwitz wrote:
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> Deionized water is water that is treated through an ion exchanger (like
> most household water softeners) that removes calcium, iron, etc., in
> exchange for sodium salts. ("Softened" or ordinary "deionized" water has a
> high sodium content, not suitable if you are on a low-sodium diet! In fact,
> the calcium and iron content may be good for your health, the sodium
> definitely is not!)
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> Sil Horwitz, FPSA
> Technical Editor, PSA Journal
> silh@iag.net
> Visit http://www.psa-photo.org/