F-22 Raptor

For some time now, the adoption of biofuels in aviation as an alternative to pricey fossil fuels has been on the minds of the various branches of the United States Armed Forces. Each branch has their own plan when it comes to adopting biofuels and each has been testing them out over the years. Last year, the U.S. Air Force flew an A-10 Warthog entirely under the power of biofuels and the U.S. Navy has done testing with a