Sliced cucumbers await sealing during a canning workshop at the Airman and Family Readiness Center on Ellsworth Air Force Base, S.D., Oct. 11, 2012. When sealed properly, canning increases the shelf life of food by six months or more and can reduce the amount of food families throw away. (U.S. Air Force photo by Airmen 1st Class Kate Thornton-Maurer/Released)