2.1.2. Atmospheric air composition

2.1.2. Atmospheric air composition

The physiologically most important gases are oxygen, carbondioxide and Nitrogen. Their presence in the air is constant.

Component
%
Oxygen
20.95
Carbondioxide
0.03
Nitrogen
78.09
Argon
0.93

Last modified: Friday, 30 December 2011, 6:09 AM