The underground facility teemed with employees. Staff members set up work stations. Nurses donned pea-green scrubs. Chemists lined up the hazardous supplies on a shelf, each vial baring a label--PU-238 and PU-239. The rainbow of colors gave off a deceptive aura of innocence to the deadly tubes of liquid plutonium. The first patients arrived: Numbers One and Number Two - the impersonal numbering system designed to keep the staff from getting...