Mary Engle Pennington, American bacteriological chemist and refrigeration engineer (died 1952)

Mary Engle Pennington

American bacteriological chemist and refrigeration engineer (1872–1952)

Mary Engle Pennington was an American bacteriological chemist, food scientist and refrigeration engineer. She was an innovator in the preservation, handling, storage, and transportation of perishable foods and the first female lab chief at the U.S. Food and Drug Administration.…