Yolo elements

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Across
  1. 2. makes diamonds
  2. 4. super valuable
  3. 5. super long but the smallest amount.
  4. 7. used for computer chips
Down
  1. 1. in wire
  2. 2. our bones are made of it
  3. 3. no water without it
  4. 6. given to second place winner
  5. 8. in your blood cells
  6. 9. we can live without it