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From: sritacco@hpdmd48.boi.hp.com (Steve Ritacco)
Newsgroups: comp.arch
Subject: Re: Why not evacuate Disk drives.
Message-ID: <14900013@hpdmd48.boi.hp.com>
Date: 2 Aug 90 16:03:03 GMT
References: <V%6$_&|@rpi.edu>
Organization: Hewlett Packard - Boise, ID
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/ hpdmd48:comp.arch / sysmgr@KING.ENG.UMD.EDU (Doug Mohney) /  1:56 pm  Jul 31, 1990 /
In article <7592@amelia.nas.nasa.gov>, eugene@wilbur.nas.nasa.gov (Eugene N. Miya) writes:

>The easiest probably used sealed Helium.  Advantages and disadvantages
>can be found in the literature.

Why helium? That's pretty expensive, I'd think. Why not something "common" 
like nitrogen?
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Maybe because the atoms are smaller!