From JF Mezei@21:1/5 to All on Sat Sep 18 18:47:12 2021
The californian commentators are now talking about Nitrox being dumped
into the capsile for re-entry to keep it cool.
While the technical definition of nitrox includes normall mixture of N2
and O2 in normal atmpsphere, it is generally used only when you have
O2-rich mixture to reduce body absorbtion of N2 while diving (reduced decompression requirements when going back up to surface - and extending
Dragon is normally at 14.7 and normal N2/O2 mixture, right? If they use
Nitrox during landing does this mean they are increasing cabin pressure significantly enough to worry aboutr the bends when the bring it back to
Or are the commentators just using "nitrox" to look cool and the cabin maintains normal N2/O2 mixtures?