random stuff

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Across
  1. 2. Au
  2. 5. C
  3. 7. marines greet with this
  4. 8. Pb
  5. 9. seize the day
  6. 11. N
  7. 12. Ag
  8. 13. Fe
Down
  1. 1. the star closest to earth
  2. 3. good faith
  3. 4. As
  4. 6. the first greek letter + centaurs
  5. 10. the c in e=mc2