| 31. | In the 1970s, the area began bituminous coal production for fuel in the cement industry.
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| 32. | Bituminous coal was first discovered in Washington County on the James Allison tract about 1800.
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| 33. | Delagua developed around the Delagua bituminous coal mine, operated by the Victor American Fuel Company.
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| 34. | Semi-bituminous coal is also found in the watershed.
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| 35. | There are also bituminous coal fields near K�nadsa.
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| 36. | The Svea Nord longwall mine has an annual output of 2 million tonnes of bituminous coal.
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| 37. | Coke may be combusted producing little or no smoke, while bituminous coal would produce much smoke.
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| 38. | The station was built specifically to burn the semi bituminous coal with its high ash content.
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| 39. | His last words were " bituminous coal ".
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| 40. | A forge typically uses bituminous coal, industrial coke or charcoal as the fuel to heat metal.
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