Industrial Engineering Crossword

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Across
  1. 2. continuous improvement
  2. 4. knowledge discovery
  3. 6. indebtedness
  4. 7. a restriction
  5. 8. proficiency
  6. 11. sub-contracting
  7. 13. industrial automation
Down
  1. 1. proficiency
  2. 3. eliminate defects
  3. 4. not normal
  4. 5. 2+2=5 effect
  5. 9. territory
  6. 10. smooth
  7. 12. mistake proofing