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Re: FW: Sequestration / nuclear option
Lets see... if CO2 boils (sublimates) at -78deg, and the solubility in water
is 179 g per 100 ml , I think that Kia is on to something. Just my 2 bits
worth.
Roy C. Craft, CHP
Consulting Health Physicist
1707 Pecan Street
Bay City, TX 77414
rcraft@wcnet.net
(979 245 9991)
----- Original Message -----
From: "Kai Kaletsch" <eic@shaw.ca>
To: "John Andrews" <andrewsjp@chartertn.net>; <radsafe@list.vanderbilt.edu>
Sent: Wednesday, December 10, 2003 11:30 PM
Subject: Re: FW: Sequestration / nuclear option
> John,
>
> If this was permanent, wouldn't there be a lake of CO2 at the bottom of
the
> ocean right now? It would have gotten there from undersea volcanic
activity.
>
> My guess is that CO2 dissolves and diffuses to the surface.
>
> Kai
>
> From: "John Andrews" <andrewsjp@chartertn.net>
>
> > Seems to me the deep sea injection of the liquid CO2 would be simpler
> > and just as permanent. Perhaps mechanically simpler, too. As I
> > understand it, the CO2 is liquified, then injected at a depth where the
> > pressure is sufficient to keep it in liquid form. It then sinks to the
> > bottom because it is heavier than water. It is an interesting concept.
> >
> > John Andrews
> > Knoxville, Tennessee
> >
> > Keith.Millington@csiro.au wrote:
> >
> > > Hi Ruth,
> > >
> > > The sequestration strategy being considered in Australia is basically
> > > to pump liquid CO2 from power stations deep underground into depleted
> > > oil and gas reservoirs.
> > > http://www.apcrc.com.au/Programs/geodisc_back.htm. Apparently only
> > > about half of the CO2 from fossil fuelled stations would be trapped,
> > > the rest released to atmosphere as usual.
> > >
> > > This sounds to me like storing your waste forever - the same problem
> > > faced by nuclear power, but increased several orders of magnitude in
> > > waste volume !
> > >
> > > Keith
> > >
> > >
> > >
> >
> >
> >
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> >
>
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