Mary Engle Pennington
Bacteriological chemist and engineer
Bacteriological chemist and engineer
1952
74 years ago — 80 years old
Scientists & Innovators
United States
An American bacteriological chemist and refrigeration engineer contributed to food preservation and safety. Pennington studied at the University of Pennsylvania and later worked for the United States Department of Agriculture. Significant advancements in refrigeration technology and methods for food storage were influenced by her work. She was an advocate for the use of controlled temperature in food handling, which helped reduce foodborne illnesses. Pennington's research included studies on the bacterial content in food and how refrigeration could mitigate spoilage and health risks. She became a prominent figure in her field, especially as a woman in science during her time.
Pioneered advancements in refrigeration technology
Conducted significant research on food preservation
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