Roman inventions Szabó Alex

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Across
  1. 3. It's a water organ
  2. 7. It's a method of carving an object, such as an engraved gem, jewelry, or vessel
  3. 8. It's an instrument used for measuring density
  4. 10. It's a malleable metal alloy
Down
  1. 1. It's an ancient coin raw material
  2. 2. It's an ancient mining method
  3. 4. It's the second most used material in the world after water
  4. 5. It's raw material for concrete
  5. 6. It's an early harvesting machine
  6. 9. It's from a latin word domus