OSHA Crossword Puzzle

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Across
  1. 3. employer's proprietary secret
  2. 5. beginning or initial stage of a fire
  3. 7. gasoline, acetone, and alcohol are all these types of liquids
  4. 8. hands-on,practical exercises,and computer learning are all types of
  5. 9. unpleasant sound
  6. 10. headaches, chest pain, fatigue, and dizziness are examples of
Down
  1. 1. natural weather event such as an earthquake or tsunami
  2. 2. winding stairs
  3. 4. stairs permanently attached to a structure, building, or equipment
  4. 6. this type of stop is used to manually or automatically cut off an machine