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In 1938, Frederick McKinley Jones revolutionized food transportation with his invention of the first successful mobile refrigeration system. Born in Covington, Kentucky in 1893, this self-taught engineer created a mechanical cooling unit that could be mounted on trucks, ending the era of using ice for food transport. 🚛 His invention, the Model A, transformed the way America ate. Before Jones, trucks could only travel short distances before food spoiled. His mechanical cooling system allowed fre