Displaying 1 result for Refrigeration and CoolingX The Einstein-Szilard Refrigerator The refrigerators of the 1920s were deadly. Their motorized compressors easily malfunctioned, allowing the refrigerants—that is, toxic gases—to escape... Refrigeration and CoolingConsumer GoodsPatents, Trademarks, and Intellectual PropertyBusiness & IndustryFamous Inventors