http://www.autoblog.com/2009/10/18/coskata-lighthouse-cellulosic-ethanol-plant-opens/Coskata says the Flagship will be "the first commercially-viable, feedstock-flexible ethanol facility." The company has not taken any government money to date, but they may apply for DOE loan guarantees for the Flagship plant.
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Flex ethanol is the term Coskata is using for ethanol that can be made with almost any feedstock, i.e., ethanol made using the Coskata process. As we've heard since day one, the plasma torches and microorganisms can turn everything from tires to coal to municipal waste into ethanol. Flexible inputs = flex ethanol.
Making flex ethanol is fast, too. Coskata CEO Bill Roe said that it takes "just minutes" to go from feedstock to ethanol. The Coskata process is continuous, not a batch process, and the entire team in Madison was clear that there are no longer any technical hurdles to overcome in order to start full-scale cellulosic ethanol production using this system.
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Roe explained that the exact cost depends on the feedstock going into the gasifier.
Municipal waste will get you ethanol that costs much less than a dollar a gallon, virgin hardwood would cost you much more (but anyone using that particular feedstock is of questionable sanity).
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