isotopic contamination
31Moon — /moohn/, n. Sun Myung /sun myung/, born 1920, Korean religious leader: founder of the Unification Church. * * * Sole natural satellite of Earth, which it orbits from west to east at a mean distance of about 238,900 mi (384,400 km). It is less… …
32Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro …
33Clair Cameron Patterson — Born June 2, 1922 Mitchellville, Iowa, U.S Died December 5, 1995(1995 12 05) (aged 73) Sea Ranch, California, U.S …
34Daigo Fukuryū Maru — (第五福竜丸?, Lucky Dragon 5) was a Japanese …
35ALH84001 — Meteorite Name= Allan Hills 84001 Image caption= Meteorite fragment ALH 84001 Image width= Type= Achondrite Class= Martian meteorite Group= ALH 84001 Structural classification= Composition= Shock= B Weathering= A/B Country= Antarctica Region=… …
36Murchison meteorite — Murchison A Murchison meteorite specimen at the National Museum of Natural History (Washington) Type Chondrite Class Carbonaceous chondrite …
37Astronautical hygiene — is the application of science and technology to the study of the recognition and evaluation of the hazards and the prevention or control of the risks to health while working in a low gravity environment. John R. Cain (UK Government expert) was… …
38Chocolat — Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
39Chocolat/À faire — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
40Chocolat en plaque — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
