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| | Charles Kettering Biography (1876-1958) |
 | | Charles Franklin Kettering was born in Loudonville, Ohio, on August 29, 1876.In 1904, after a few years spent away from school working as a teacher and another absence from college due to his poor eyesight, Kettering graduated from Ohio State University with degrees in both mechanical and electrical engineering. |
 | | Kettering collaborated with Thomas Midgley, Jr., in the development of Freon, the gas recently used in refrigeration and air-conditioning units throughout the world. |
 | | Charles Franklin Kettering died on November 25, 1958, and is buried in Dayton, Ohio. |
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