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firedamp |
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firedampGas that occurs in coal mines and is explosive when mixed with air in certain proportions. It consists chiefly of methane (CH4, natural gas or marsh gas) but always contains small quantities of other gases, such as nitrogen, carbon dioxide, and hydrogen, and sometimes ethane and carbon monoxide. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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