Lethal Specks
Hugh Pennington: Polonium, 14 December 2006
“... used in polonium manufacture in the 1940s have not changed in their fundamentals. In 1943, Robert Oppenheimer assigned its production to Charles Thomas, central research director of the Monsanto chemical company. He set up a laboratory in the indoor tennis court of his mother-in-law’s large and remote estate in Dayton, Ohio. The polonium was made by ... ”