[Present state of purification of industrial discharges into the atmosphere from nitrogen oxides].
1957
L F GLEBOVA
UI
MeSH Term
Description
Entries
D009584
Nitrogen
An element with the atomic symbol N, atomic number 7, and atomic weight [14.00643; 14.00728]. Nitrogen exists as a diatomic gas and makes up about 78% of the earth's atmosphere by volume. It is a constituent of proteins and nucleic acids and found in all living cells.
D009589
Nitrogen Oxides
Inorganic oxides that contain nitrogen.
Nitrogen Oxide,Oxide, Nitrogen,Oxides, Nitrogen
D000397
Air Pollution
The presence of contaminants or pollutant substances in the air (AIR POLLUTANTS) that interfere with human health or welfare, or produce other harmful environmental effects. The substances may include GASES; PARTICULATE MATTER; or volatile ORGANIC CHEMICALS.
Air Quality,Air Pollutions,Pollution, Air
D001272
Atmosphere
The gaseous envelope surrounding a planet or similar body. (From Random House Unabridged Dictionary, 2d ed)