''A number of U.S. companies are developing a variety of similar synthetics. Airline experts say three companies in particular could provide as much as three million gallons a day of synthetic fuel by 2012: American Clean Coal Fuels of Portland, Ore., Baard Energy in Vancouver, Wash., and Rentech Inc. of Los Angeles.''

http://www.cleancoalfuels.com/

http://www.baardenergy.com/

http://www.rentechinc.com/

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