[at-l] Fwd: Re: [pct-l] Giardiasis, filtering water

["The Weathercarrot" <weathercarrot@hotmail.com>]

>-----Original Message-----
>From: Jeff Jones <jjonz@gte.net>
>To: PCT list <pct-l@backcountry.net>
>Date: Tuesday, January 19, 1999 10:34 AM
>Subject: Re: [pct-l] Giardiasis, filtering water
>
>>  Iodine leaves a stain that NEVER comes out.  As for taste, I
>>didn't mind the taste.
>
>Iodine is easy to remove.  Just get some Sodium Thiosulfate otherwise 
sold
>as Fixer for B&W film development.  Put some on the stain and it 
disappears,
>then wash the residue with regular soap.  The fixer forms some compound 
with
>the Iodine that is colorless and soluble in water.
>
>This is an old trick but not well known today as few people use Iodine.
>
>bill


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