N20
Gaseous oxide of nitrogen capable of deadening perception of pain and finally producing unconsciousness: Used as inhalation anesthetic during dental and other procedures, as a propellant in whipped-cream dispensers and often abused as a recreational drug (laughing gas).
Nitrous Oxide was discovered in 1800 by chemist Humphrey Davy, who first suggested its use as an anesthetic.
by Ken Eatherly September 24, 2003
N20
The chemical symbol for nitrous oxide which is 2 molocules Nitrogen and 1 Oxygen. Used in internal combustion engines for a quick boost in horsepower. Usually incoorectly called Nos
Look at that! It says n20!
by Nobis July 29, 2003

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