low coal
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Coal — Sedimentary Rock Anthracite coal Composition Primary carbon Secondary hydrogen, sulfur … Wikipedia
Low carbon power — comes from sources that produce fewer greenhouse gases than do traditional means of power generation. It includes zero carbon power generation sources, such as wind power and solar power, as well as sources with lower level emissions such as… … Wikipedia
Coal-water slurry fuel — (CWSF or CWS or CWF) is a fuel which consists of fine coal particles suspended in water. Presence of water in CWS reduces harmful emissions into the atmosphere, makes the coal explosion proof, makes use of coal equivalent to use of liquid fuel (e … Wikipedia
Coal upgrading technology — refers to a class of technologies developed to remove moisture and certain pollutants from low rank coals such as sub Bituminous coal and lignite (brown coal) and raise their calorific values. Companies located in Australia, Germany and the… … Wikipedia
Coal liquefaction — is the process of producing synthetic liquid fuels from coal. Contents 1 Methods 1.1 Pyrolysis and carbonization processes 1.2 Hydrogenation processes 1.3 … Wikipedia
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
Coal mining in Kentucky — Coal was discovered in Kentucky in 1750. Since the first commercial coal mine opened in 1820 coal has gained both economic importance and controversy regarding its environmental consequences. As of 2010 there are 442 operating coal mines in the… … Wikipedia
Coal assay — Coal Analysis techniques are specific analytical methods designed to measure the particular physical and chemical properties of coals. These methods are used primarily to determine the suitability of coal for coking, power generation or for iron… … Wikipedia
Coal Tit — Adult British Coal Tit, P. a. britannicus (note greenish grey back) Conservation status … Wikipedia
Coal gasification — is the process of producing coal gas, a type of syngas–a mixture of carbon monoxide (CO), hydrogen (H2), carbon dioxide (CO2) and water vapour (H2O)–from coal. Coal gas, which is a combustible gas, was traditionally used as a source of energy for … Wikipedia
Coal bed methane extraction — (CBM extraction) is a method for extracting methane from a coal deposit. Contents 1 Basic principles 2 Areas with coal bed methane extraction 3 Measuring the gas content of coal … Wikipedia