Air Base 101 POL: Fueling the flight
U.S. Air Force Staff Sgt. Justin Sabala, 768th Expeditionary Air Base Squadron fuels laboratory/logistics readiness flight noncommissioned officer in charge, uses a digital conductivity meter to test the level of additive in a sample of jet fuel at Nigerien Air Base 101, Niamey, Niger, Feb. 15, 2021. Testing fuel samples ensures that the petroleum, oil and lubricant section is servicing aircrafts with high quality jet fuel. (U.S. Air Force photo by Senior Airman Gabrielle Winn)