XPost: sci.space.policy, sci.physics   
   From: jfindley@cinci.nospam.rr.com   
      
   In article , invalid@invalid.com says...   
   >   
   > On 10/15/2016 11:07 PM, Fred J. McCall wrote:   
   > > Serigo  wrote:   
   > >   
   > >> On 10/15/2016 5:49 AM, Fred J. McCall wrote:   
   > >>> Serigo  wrote:   
   > >>>   
   > >>>> On 10/14/2016 1:36 PM, Fred J. McCall wrote:   
   > >>>>> Serigo  wrote:   
   > >>>>>   
   > >>   
   > >>>>>   
   > >>>>> Hint:  ISS air is 21% oxygen.  The remainder is nitrogen.   
   > >>>>>   
   > >>>>   
   > >>>> the link I found said different,   
   > >>>>   
   > >>>   
   > >>> Either the link you found is preposterously wrong   
   > >>>   
   > >>   
   > >>from NASA website, now admit you are wrong.   
   > >>   
   > >   
   > > Cite,   
   >   
   >   
   > Actually, look at the Skylab atmosphere.  It used a a 84-percent oxygen   
   > and 16-percent nitrogen breathing mixture at a mere 3 psi instead of the   
   > "normal" 14.7 psi, which is earth sea level pressure.   
   >   
      
   74-percent oxygen and 26-percent nitrogen breathing mixture at 5 pounds   
   per square inch   
   http://history.nasa.gov/SP-400/ch2.htm   
      
   Jeff   
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