Airman 1st Class Rachel Rodgers removes protective covers off of 15 barrels of JP-8/ATJ 50/50 blended fuel at the test cell March 27, 2012, at Barksdale Air Force Base, La. Rodgers was part of a multi-unit group of active-duty and Reserve Airmen as well as civilian engineers who were preparing to test a new fuel mixture in a TF34 jet engine, which is military turbofan engine used on the A-10 Thunderbolt II. Rodgers is a fuels distribution operator assigned to fuels distribution with the 2nd Logistics Readiness Squadron, (U.S. Air Force photo/Master Sgt. Jeff Walston)