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DU Home » Latest Threads » Forums & Groups » Topics » Environment & Energy » Environment & Energy (Group) » Wow. This is different. ... » Reply #5

Response to NNadir (Original post)

Tue May 1, 2018, 07:24 PM

5. Do they still use Samarium

in nuclear reactor control rods? Gadolinium for shielding in nuclear reactors? Cause those are rare earth metals also.

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