nd Robert Oppenheimer all made discoveries concerning uranium and radiation. In the 1940's uranium was mined in large quantities all throughout the west. It was used by the government for defense and other purposes.
             Uranium by itself was few uses. When it is enriched, a process that increases the concentration of uranium, it is transformed into either uranium 235 or uranium 238 isotopes. Only uranium 235 can cause fission.
             One of the first uses of uranium was in glaze painted on cer
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