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From: tsf@theory.cs.cmu.edu (Timothy Freeman)
Newsgroups: sci.bio,sci.physics
Subject: Re: Xenon/oxygen
Message-ID: <1071@theory.cs.cmu.edu>
Date: Tue, 6-Oct-87 00:13:32 EDT
Article-I.D.: theory.1071
Posted: Tue Oct  6 00:13:32 1987
Date-Received: Fri, 9-Oct-87 03:00:38 EDT
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Organization: Carnegie-Mellon University, CS/RI
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Xref: mnetor sci.bio:689 sci.physics:2403

In article <3981@ecsvax.UUCP> dgary@ecsvax.UUCP (D Gary Grady) writes:
>As for gas so dense you could swim in it, I recall a proposal for just
>such a thing in the Daedalus column of New Scientist (collected in a
>book called _The Inventions of Daedalus_.  As I recall, the nitrogen
>substitute proposed was uranium-238 hexafluoride, which is quite dense,
>but I'm not sure it's nontoxic.

Well *I* don't want to swim around with radioactive gas in my lungs
and around my body.  Sounds like an interesting fling if you have
nothing else interesting to do with your life, though.
-- 
Tim Freeman

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