Andi Mcpherson, spouse of Airman 1st Class Alexander Mcpherson, 28th Aircraft Maintenance Squadron hydraulics specialist, pours vinegar into a jar of cucumber slices during a canning workshop at the Airman and Family Readiness Center on Ellsworth Air Force Base, S.D., Oct. 11, 2012. Along with learning how to properly can their food of choice, the class also provided information about potential risks involved from improperly sealed cans that can result in a serious illness such as botulism. (U.S. Air Force photo by Airmen 1st Class Kate Thornton-Maurer/Released)