Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site ttidcc.UUCP Path: utzoo!linus!philabs!ttidca!ttidcc!hollombe From: hollombe@ttidcc.UUCP (The Polymath) Newsgroups: net.sci,net.space Subject: Re: Would a candle burn ... Message-ID: <648@ttidcc.UUCP> Date: Wed, 7-Aug-85 15:13:09 EDT Article-I.D.: ttidcc.648 Posted: Wed Aug 7 15:13:09 1985 Date-Received: Sat, 10-Aug-85 20:47:09 EDT References: <53@ssc-vax.UUCP> <1273@utcsri.UUCP> <534@leadsv.UUCP> <65@ssc-vax.UUCP> <440@olivee.UUCP> <1688@mnetor.UUCP> Reply-To: hollombe@ttidcc.UUCP (The Polymath) Distribution: net Organization: The Cat Factory Lines: 24 Xref: linus net.sci:135 net.space:2916 Summary: In article <1688@mnetor.UUCP> fred@mnetor.UUCP (Fred Williams) writes: >I had been under the impression that afterwards, on launch they >used 80% nitrogen & 20% oxygen. The mixture then reduced to pure >oxygen at much lower pressure during boost phase. In the past few >days there have been several postings declaring an O2-N2 mixture is >standard throughout shuttle flights. This could very well be the case. >I could be out of date. From _The Space Shuttle Operator's Manual_ by K.M. Joels, G.P. Kennedy, and D. Larkin, Ballantine Books, 1982, section 2.2, paragraph 2: "An atmosphere like the earth's is maintained in the crew compartment. Atmospheric pressure is 14.7 psi ... the same as standard sea-level conditions. The atmosphere consists of 79% nitorgen and 21% oxygen, again very close to what you left on earth. In an emergency, cabin pressure is reduced to 8.0 psi ..." -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_ The Polymath (aka: Jerry Hollombe) Citicorp TTI Common Sense is what tells you that a ten 3100 Ocean Park Blvd. pound weight falls ten times as fast as a Santa Monica, CA 90405 one pound weight. (213) 450-9111, ext. 2483 {philabs,randvax,trwrb,vortex}!ttidca!ttidcc!hollombe