Polonium initiator was classified until the 1960s. The Atomic Energy Commission and the Manhattan Project funded human experiments using polonium on five people at the University of Rochester between 1943 and 1947. The people were administered between of polonium to study its excretion. Polonium is a very rare element in nature because of the short half-life of all its isotopes. Po, Po, and Po appear in the decay chain of U; thus polonium can be found in uranium ores at about 0.1 mg per metric ton (1 part in 10), which is approximately 0.2% of the abundance of radium. The amounts
DISCover DISCover Digital Interactive Systems Corporation (or DISCover) is a company specializing in gaming technology for PCs. They are the creators of the DISCover technology which allow PC games to be played like a video game console. The technology, which features the "Drop and Play" engine, auto-plays CDs or DVDs and automates scripts for installing and updating games. Consoles with the engine connect to the Internet for game updates. This technology debuted at the 2003 Electronic Entertainment Expo. Machines using DISCover technology include the Apex Extreme, Alienware DHS 2 and DHS 5. In August 2007, DISCover announced that their Hardcore White-Label