Engineers

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Across
  1. 4. Design phones and how they transmit data and voice to one another
  2. 6. Make paper making machines
  3. 8. Make jet engines
  4. 9. Makes medicine suitable for animals
  5. 11. Design oil mining machines
  6. 12. Makes sure an item is of good quality
Down
  1. 1. Make advances in for health
  2. 2. Manipulate and study DNA
  3. 3. Designs animal habitats
  4. 5. Test the stress point of material
  5. 7. Designs components for railroads
  6. 10. Design nuclear power plants