Nuclear Waste

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Across
  1. 2. Another term for power station
  2. 3. A terrible nuclear disaster that happened in 1986
  3. 5. A chemical element that spreads in nuclear disasters, atomic number 55
  4. 7. A series of popular power-plants in the UK
Down
  1. 1. A song by Imagine Dragons (related to this topic)
  2. 4. No longer useful material, sometimes dumped in oceans
  3. 6. A radioactive element