Periodic Table

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Across
  1. 3. Bulb gas
  2. 5. Steel metal
  3. 8. Milk mineral
  4. 10. Bright flare
  5. 12. Pool chemical
  6. 15. Diamond source
  7. 17. Foil metal
  8. 18. Toothpaste mineral
  9. 19. Balloon filler
  10. 20. Match tip
Down
  1. 1. Sun gas
  2. 2. Banana nutrient
  3. 4. Sign light
  4. 6. Breathing gas
  5. 7. Air gas
  6. 9. Battery tech
  7. 11. Tech chip
  8. 13. Wire metal
  9. 14. Yellow brimstone
  10. 16. Salt metal