[DOC] [TLE] firedamp | gas | Britannica.com [PAR] Methane also is the chief constituent of natural gas, which contains from 50 to 90 
... on the source), and occurs as a component of firedamp (flammable gas) along 
coal seams. ... ...such as mines, in which there is danger from the explosion of 
flammable gas or dust. ... This property of plasticity, often found in combination 
with. [DOC] [TLE] Firedamp - Wikipedia [PAR] Firedamp is flammable gas found in coal mines. It is the name given to a number 
of flammable ... Firedamp is explosive at concentrations between 4% and 16%, 
with most explosions occurring at around 10%. ... Main page  Contents  
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Wikipedia store... [DOC] [TLE] Coal Gas | Coal Mine Methane | Coal Seam ... - Clarke Energy [PAR] Methane is often found in association with coal deposits. ... Coal mine gas (
firedamp) is a problematic phenomenon associated with coal mining, as the gas 
can form explosive mixtures together with air. The main component of the primary 
coal seam gas is methane in a concentration of 90-95 % the gas develops during 
the... [DOC] [TLE] Gas Sensing Technology Improves Mine Safety - Industrial Hygiene ... [PAR] Gas poisoning and explosion is a major hazard, with many different types of gas 
... Fire damp mainly consists of methane, a highly flammable gas that explodes at 
... Gas sensors are the critical operating component of all gas detection 
instruments. .... CO is commonly found in mines, so a fast and effective CO 
detector is an... [DOC] [TLE] Archaic Medical Terms English List Miner's Diseases [PAR] The term refers to the gaseous mixture in mines after an explosion of gas. The 
chief products of a firedamp explosion are carbon dioxide, watery vapor, nitrogen 
and CO. ... A noncombustible gas that consists of a mixture of carbon dioxide and 
nitrogen, found in mines after ... The constituents of firedamp are methane and air
. [DOC] [TLE] Fugitive Carbon Based Gases Blasting Related or Not - CDC [PAR] stray gases found in nearby residences of western Pennsylvania. In one ... Other 
explosives continue to be used at surface mines and quarries. Contrary to... [DOC] [TLE] Handbook for Methane Control in Mining - CDC [PAR] Chapter 12.Explosion hazards of coal dust in the presence of methane, by K. L. 
Cashdollar and M. J. Sapko . ...... Coal is the major source of methane gas in 
mines. Smaller .... found that under conditions of normal firedamp emission,18 a
. 18 ...... Methane is the major component of gases in coal, comprising 80%90% 
or. [DOC] [TLE] Meaning of firedamp - Encyclo [PAR] firedamp. [n] - a mixture of gases (mostly methane) that form in coal mines and 
become ... A mix of potentially explosive gases found underground. ... nature as 
the chief constituent of natural gas, as a component of firedamp in coal mines, 
and. [DOC] [TLE] UNDERGROUND MINE FOREMAN - Utah Labor [PAR] gravity of 0.554 and is often found near the mine roof (ceiling of the mine ... 
Methane is not toxic; however, it is highly flammable and may form explosive ... 
Methane gas occurs naturally in all coal mines, trapped in pores within the coal 
bed. ... be caused by explosions either from fire damp or coal dust (thus being an 
integral... [DOC] [TLE] The prevention and control of fire and explosion in mines - HSE [PAR] (HSE), by a working group representative of all sides of the mining industry. ...... A 
full list of legislative provisions relevant to fire and explosion in mines can be 
found in the ... The main stages of the fire and explosion assessment process are 
to: .... Using firedamp drainage systems to prevent flammable gas entering the... [DOC] [TLE] FIREDAMP DETECTION SYSTEM WITH INTERCONNECTED ... [PAR] Oct 3, 2015 ... The firedamp is a gas that can be found in underground coal mines, capable of ... 
The main firedamp component is the methane, around 97% with ... It is explosive 
between 5% and 15% lower explosive limit (LEL) and upper... [DOC] [TLE] Prevention

Question: This gas is the chief component of firedamp, an explosive gas found in mines
Answer: methane