Coal liquefaction is the process of producing liquid fuels from coal. Coal liquifaction is a means of addressing the many energy applications that are suited for consuming liquids. The technology entails heating coal, often with various reagents such as hydrogen, which produces a liquid. The technologies can be controversial since they often generate large volumes of waste. The economic attractiveness of coal liquifaction is coupled to the price of petroleum. Related, competing technologies include coal gasification.
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Famous quotes containing the word coal:
“This island is made mainly of coal and surrounded by fish. Only an organizing genius could produce a shortage of coal and fish at the same time.”
—Aneurin Bevan (1897–1960)