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Compute and display gas density

Browse source 
This appears to be critical for work of breathing so it might be
worthwhile to compute. So far only in infobox.

For background, see

https://www.youtube.com/watch?v=QBajM3xmOtc

Signed-off-by: Robert C. Helling <helling@atdotde.de>
This commit is contained in:
Robert C. Helling 2017-05-12 15:36:24 +02:00 • committed by Dirk Hohndel
parent e6d884cf26
commit bb6ceba4ac
5 changed files with 17 additions and 2 deletions
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2
core/units.h
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@ -14,7 +14,7 @@ extern "C" {
#define O2_IN_AIR 209 // permille
#define N2_IN_AIR 781
#define O2_DENSITY 1429 // mg/Liter
#define N2_DENSITY 1251
#define N2_DENSITY 1165
#define HE_DENSITY 179
#define SURFACE_PRESSURE 1013 // mbar
#define SURFACE_PRESSURE_STRING "1013"