metalworking

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Across
  1. 2. Historical period when factories used machines for faster production (10 letters)
  2. 5. omputer program used for designing metal parts: ___-aided design (8 letters)
  3. 7. process that makes metals softer for shaping (9 letters)
  4. 8. Metal working technique used to join metal pieces together (7 letters)
  5. 11. omputer program used for designing metal parts: ___-aided design (8 letters)
  6. 12. Past simple of "become" - metalworking _______ very important (6 letters)
  7. 13. Ancient metal used with copper to make tools (6 letters)
Down
  1. 1. Craftsmen who made armor in the Middle Ages (11 letters)
  2. 3. Ancient metal used for early tools and weapons (6 letters)
  3. 4. Method of shaping metal by heating and hammering (7 letters)
  4. 6. Cutting technique using concentrated light beams (5 letters)
  5. 9. Renaissance artist known for beautiful metalwork designs (7 letters)
  6. 10. Modern technology that creates prototypes quickly (8 letters)