methane(redirected from marsh gas)
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an inflammable, explosive gas from decomposition of organic matter.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
CH4; an odorless gas produced by the decomposition of organic matter; explosive when mixed with 7 or 8 volumes of air, constituting then the firedamp in coal mines.
Synonym(s): marsh gas
Farlex Partner Medical Dictionary © Farlex 2012
An odorless, colorless, flammable gas, CH4, the major constituent of natural gas, that is used as a fuel and is an important source of hydrogen and a wide variety of organic compounds.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
methaneA simple organic compound—CH4—which is a gas at room temperature.
Medspeak-UK: pronounced, MEE thane
Medspeak-US: pronounced, MEH thane
METHANEOne of two mnemonics (the other is CHALET) used in the context of a major incident (mass disaster) for the information that the first ambulance staff to arrive on the scene should relay to the Emergency Operations Centre.
Major incident declared (or hospitals to stand by).
Exact location of the incident, with map references if possible.
Type of incident, with brief details of types and numbers of vehicles, trains, buildings, aircraft, etc.
Hazards, present and potential.
Access routes and suitable provisional rendezvous points.
Numbers of approximate priority 1, 2 and 3 patients, dead and injured.
Emergency services present and required including local authorities.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
An odorless gas produced by the decomposition of organic matter; explosive when mixed with 7 or 8 volumes of air, constituting in such cases the firedamp in coal mines.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012