energy

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Across
  1. 4. can be bad for the earth
  2. 5. energy no made again
  3. 8. chemicals frequently made to transform
  4. 9. you burn it
Down
  1. 1. bad for the earth
  2. 2. often listed as one of the most dangerous jobs
  3. 3. or tunnels
  4. 6. can be bad if mishandled
  5. 7. the moving of coal in the dark