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4/18/2013 - Training materials, Videos and multimediaThis is a series of 5 videos explaining how to use the coal dust explosibility meter.
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8/15/2012 - Information CircularsThis IC details a NIOSH investigation on the CDEM’s ability to accurately predict the explosibility of coal and rock dust mixtures. The conclusions support the field use of the CDEM to measure the explosibility of coal and rock dust mixtures.
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10/1/2008 - Peer reviewed journal articlesThis paper describes the testing and reliability of results of a NIOSH developed Coal Dust Explosibility Meter (CDEM), a hand-held instrument that uses optical reflectance to measure the explosibility of a rock dust and coal dust mixture.
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1/15/2021 - Research areasRock Dusting Topic Page
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10/1/2012 - News articlesThe NIOSH Coal Dust Explosibility Meter (CDEM) is available for purchase and use in underground coal mines. A recent Information Circular supports its use for real-time explosibility testing of rock and coal dust samples.
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9/28/2012 - News articlesCoal Mine Explosion Prevention Accomplishments
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6/1/2008 - Peer reviewed journal articlesThis article describes the Coal Dust Explosibility Meter (CDEM), a hand-held instrument developed by NIOSH, which uses optical reflectance to measure the explosibility of a rock dust and coal dust mixture, which is now commercially available.
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9/1/2007 - Conference papersThis paper discusses methods for protecting U.S. underground coal mines from explosions of methane gas and coal dust, and presents new research, such as the Coal Dust Explosibility Meter, a handheld device to directly measure coal dust explosibility.
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1/1/2006 - Conference papersNIOSH's Office of Mine Safety and Health Research, in collaboration with MSHA Technical Support, has devised a prototype handheld device, Coal Dust Explosibitlity Meter (CDEM), to assess the potential explosibility of a coal and rock dust mixture.
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Content source: National Institute for Occupational Safety and Health, Mining Program