Respiratory Disease Crossword

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Across
  1. 3. most important person on the jobsite
  2. 5. best control method
  3. 8. essential PPE
  4. 9. cause of respiratory illness
Down
  1. 1. inflammation of airways
  2. 2. type of engineering control
  3. 4. dust released from concrete
  4. 6. shortness of breath
  5. 7. most common respiratory symptom