The Great Inventions of Humanity - Steel

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Across
  1. 1. a naturally occurring solid material from which a metal or valuable mineral can be extracted
  2. 2. to take something out of another thing
  3. 4. someone who makes things out of iron
  4. 8. a tool used to hit objects
  5. 9. a new process or device created by humans
  6. 10. hot fluid or semi-fluid material below or within the earth's crust
Down
  1. 1. something a person has seen, heard, or noticed
  2. 3. a small round particle of a substance; a drop
  3. 5. how solid something feels
  4. 6. not used often
  5. 7. when someone is in a favorable position compared to another person