I think the RO is reverse osmosis water but the Argentyn23 can't be CS because you can't use that with RO. Dee
-------Original Message------- From: Judy Knowlton Date: 18/06/2008 13:10:26 To: silver-list@eskimo.com Subject: RE: CS>Nebulizing - what PPM? -- and what else? Jason - I don't know what Argentyn 23 and RO water are, but I wouldn't care to inhale them! I do know that using standard CS (about 10 ppm made with distilled water) is clean and safe.