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Date: Tue, 5 Nov 1996 08:29:12 -1000 (HST)
From: Richard Pyle <deepreef@bi*.bi*.ha*.or*>
To: "Mr. Dude" <heyydude@pi*.co*>
Cc: techdiver@terra.net
Subject: Re: CO2 Absorbency


Dude,

Good stuff!

> Therefore, since the reaction takes place on the molecular level, there is
> NO transfer of CO2 within the body of the granule, except via microscopic
> holes in the granule itself.  Once a molecule of CO2 has reacted with a
> molecule of CaOH2 it becomes, once again, CaCO3, the Hydrogen atom is
> driven off, where is combines with O2 and becomes water vapor once again.

So you mean that once binding sites on the surface of the particle are 
used up, no more become available?  Then why does the color indicator 
change back to whit overnight - is it purely a temp thing?  (i.e., if I 
heated it back up it would go purple again?)

Rich

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