[time-nuts] temperature stability basics

Poul-Henning Kamp phk at phk.freebsd.dk
Sun Nov 28 17:17:35 EST 2010


In message <4CF29E0A.2020108 at xtra.co.nz>, Bruce Griffiths writes:
>jimlux wrote:

>Removing the water from it (result of the "fabrication" technique) 
>without destroying its mechanical integrity is.
>One method is to use supercritical liquid carbon dioxide.

I don't think there is any other method than supercritical evaporation,
but you can use any liquid which can dissolve or replace the water
seamlessly.

CO2 is the preference because the triplepoint is convenient, but
until somebody figured that out, alcohol was used.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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