How comes there is nuclear fuel waste when uranium stays radioactive for hundreds of years shouldn’t we be able to use the same fuel rod until 2122+?
In: 5
The fission process creates lighter elements from the heavier uranium.
Uranium is used up to some degree. The daughter products cannot undergo fission and basically poison the process when there is too much of them.
There are a variety of daughter products, with different types of radioactive decay.
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