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Old 10-08-2008, 07:21 AM posted to
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Default Tap Water VS Bottled Water

On Aug 8, 2:26*pm, "Dominic T." wrote:

I mentioned this device in my reply, however as I briefly stated above
I would never actually trust this in real life as a well seasoned
hiker/backpacker/camper. This reply is not so much directed to you,
but just in general since I didn't expand too much on my distrust of
UV sterilization.

There is no way to tell if it has "worked."

Why not? Do two water sample tests pre and post UV.