Testing new bio-based vehicle oil
Airman 1st Class Michael Schulz, 341st Logistics Readiness Squadron vehicle management flight mechanic, locates a vehicle’s oil filter March 22, 2016, at Malmstrom Air Force Base, Mont. Schulz was one of two Airmen tasked with changing the oil of six vehicles which will be undergoing a 12-18 month testing period of a new bio-based synthetic oil. (U.S. Air Force photo/Airman 1st Class Magen M. Reeves)