I would get a TDS or PWA meter and base my decisions on what readings I'd accept as maximum.
Chuck I don't question YOUR existence. - God On 3/21/2010 2:48:01 AM, Rowena (new...@internode.on.net) wrote: > What is the current thinking on using rain water for making CS? > I seem to recall that in the past the general opinion was that one should > only use distilled. > I have to buy my distilled water, and although here in Western Australia > that is at least possible, it is expensive and inconvenient. > > This Australian winter, I expect to have access to fresh rain water, and > have been thinking of bringing it home in big clear water fountain bottles > and using that for drinking water (we do have reverse osmosis, but I am > gathering from what I read that some of the worst chemicals are not > actually completely filtered out by the filters) and also perhaps for CS > unless there is some overwhelming reason why it should not be so used. I > would upend the bottles on our ceramic water dispenser and use it for > general consumption also. > > This water would be gathered on a huge metal roof and stored in metal > rainwater tanks. I suspect this might engender some potential objection, > but I don't know. I would go and fill the bottle for a charitable donation, > and bring them home for use. The first rains of the season would be allowed > to run away to flush dust off the roof before it was directed via simple > filters to the -- The Silver List is a moderated forum for discussing Colloidal Silver. Rules and Instructions: http://www.silverlist.org Unsubscribe: <mailto:silver-list-requ...@eskimo.com?subject=unsubscribe> Archives: http://www.mail-archive.com/silver-list@eskimo.com/maillist.html Off-Topic discussions: <mailto:silver-off-topic-l...@eskimo.com> List Owner: Mike Devour <mailto:mdev...@eskimo.com>