water, energy (definately not *nix related)
Henry Spencer
henry-lqW1N6Cllo0sV2N9l4h3zg at public.gmane.org
Mon Sep 27 17:39:22 UTC 2004
On Mon, 27 Sep 2004, James Knott wrote:
> > Unfortunately, ammonia isn't *much* better than water...
> > Hydrogen is, but it has its own problems.
>
> Then again, if you *REALLY* want to cool something, it's tough to beat
> liquid helium. It's non-toxic too. ;-)
Alas, while enough liquid helium gets things very cold, it's not actually
a very *good* coolant -- its heat capacity is quite small. (That's one of
the reasons why making it and keeping it is hard: it doesn't take much of
a heat leak to boil it.)
Henry Spencer
henry-lqW1N6Cllo0sV2N9l4h3zg at public.gmane.org
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