Periodic Table

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Across
  1. 2. Very Shiny
  2. 4. Blue Metal
  3. 7. The First Element
  4. 8. Makes Your Voice Sound Funny
  5. 11. In your blood
  6. 14. Good for your bones
  7. 16. Found In Nukes
  8. 17. A Coin
  9. 18. Lafayette-ium
  10. 21. A High School-ium
  11. 24. Superhero Planet
  12. 26. Very Bright
  13. 27. USA-ium
  14. 28. Ex-Planet-nium
  15. 29. Nearly There-um
Down
  1. 1. A Planet
  2. 3. You Breathe It In
  3. 5. Google-ium
  4. 6. BOOM!
  5. 9. Police
  6. 10. Very Strong
  7. 12. Search-dium
  8. 13. The Creator
  9. 14. Used To Wash Pools
  10. 15. 1\2-nium
  11. 19. Another planet-ium
  12. 20. In Air (Not Oxygen)
  13. 22. Computer-netium
  14. 23. Radiation
  15. 25. Place Of Drinking-ium