technology crossword

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Across
  1. 2. co-ordinates that control the computer
  2. 4. designing a product
  3. 5. .......density......
  4. 7. assuring the person is qualified to make this product
  5. 9. manufactoring with the aid of computers
  6. 10. high.......polystyrene
Down
  1. 1. .......chloride
  2. 3. using the computer(information...)
  3. 6. making using technology
  4. 8. checking the quality of a product