Airman 1st Class Jessie Rhodes, 28th Logistics Readiness Squadron central storage technician, checks the expiration dates on barrels of hydraulic fluid for a customer in the Hazardous Material Pharmacy at Ellsworth Air Force Base, S.D., Oct. 4, 2012. HAZMART consists of four functional areas: control and management, regulated distribution, material reuse and recycling, and reduction of hazardous waste. (U.S. Air Force photo by Airman 1st Class Kate Thornton-Maurer/Released)