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The Einstein–Szilard or Einstein refrigerator is an absorption refrigerator which has no moving parts, operates at constant pressure, and requires only a heat source to operate. It was jointly invented in 1926 by Albert Einstein and his former student Leó Szilárd , who patented it in the U.S. on November 11, 1930 ( U.S. patent 1,781,541 ).
Common absorption refrigerators use a refrigerant with a very low boiling point (less than −18 °C (0 °F)) just like compressor refrigerators.Compression refrigerators typically use an HCFC or HFC, while absorption refrigerators typically use ammonia or water and need at least a second fluid able to absorb the coolant, the absorbent, respectively water (for ammonia) or brine (for water).
George Harrison Barbour (June 26, 1843 – March 28, 1934) was an American businessman, industrialist, financier, and manufacturer of stoves in Detroit, Michigan. He received his initial exposure to the business world while still a young boy at his father's grocery store.
Alfred Adler (/ ˈ æ d l ər / AD-lər; [1] German: [ˈalfʁeːt ˈʔaːdlɐ]; 7 February 1870 – 28 May 1937) was an Austrian medical doctor, psychotherapist, and founder of the school of individual psychology. [2]
Kurt Stephan Adler (June 19, 1921 – November 25, 2004) was a German-American businessman. He was the founder of Kurt S. Adler, Inc. , one of the world's largest Christmas ornament businesses. [ 1 ]
The Imperial Coronation egg, one of the most famous and iconic of all the Fabergé eggs. The Moscow Kremlin egg, 1906.. A Fabergé egg (Russian: яйцо Фаберже, romanized: yaytso Faberzhe) is a jewelled egg first created by the jewellery firm House of Fabergé, in Saint Petersburg, Russia.