[at-l] Re: Cold giardia and Iodine

>
> Iodine kills giardia and other micro-organisms by interfering with their
>cellular metabolism.  The organism takes on the temperature of the water.
>Cold microbes have slowed metabolism; therefore, the metabolic time (we
>call it contact time) must be longer according to the tables previously
>published in this list.
> Using this concept, it becomes difficult to understand the logic of a
>"purifier" which contains iodine resin that imparts iodine to the water to
>kill the viruses that pass through the microfilter (giardia,
>cryptosporidia, and bacteria are filtered out).  There still must be a
>contact time that must be fulfilled for the virus to metabolize the iodine
>and be killed; therefore, one can not drink newly purifier-filtered water
>but must wait for an appropriate iodine contact time for viral kill.
>
>
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>

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