An A-10C Thunderbolt II takes off from Eglin Air Force Base, Fla., June 28, 2012, marking the first flight of an aircraft powered solely by a alcohol-derived jet fuel blend. ATJ, or Alcohol to Jet, is a cellulousic-based fuel. It can be derived using wood, paper, grass, anything that is a cell-based material. The sugars extracted from these materials are fermented into alcohols, which are then hydro-processed into the aviation-grade kerosenes used for aviation fuel.
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