[Beowulf] Re: Cooler room or cooler servers?

Leif Nixon nixon at nsc.liu.se
Tue Apr 12 03:08:39 EDT 2005


"David Mathog" <mathog at mendel.bio.caltech.edu> writes:

> The stuff is nonreactive but that doesn't mean it's completely
> safe.

And it can be nasty in a fire; at sufficiently high temperatures you
get hydrogen fluoride and perfluoroisobutylene as decomposition
products.

Our old Cray T3E used the stuff. We still have a CPU card from that
machine, with hoses dangling from it. Looks somewhat spectacular.

-- 
Leif Nixon                       -            Systems expert
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National Supercomputer Centre    -      Linkoping University
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