health and safety signs

12345678910
Across
  1. 4. what does a white cross on a green back ground mean?
  2. 5. what would a cigarette in a red circle with a red line across it mean?
  3. 9. what does a black lightening bolt on a yellow background mean?
  4. 10. a sign indicating a danger to your health
Down
  1. 1. a sign not allowing any behaviour or action to be done i.e. smoking
  2. 2. what would a black stick man on a yellow background slipping over mean?
  3. 3. a sign indicating danger of a substance
  4. 6. a sign that indicated a behaviour that must be done
  5. 7. what does a pair of white hands on a blue background mean?
  6. 8. the type of sign that indicates where first aid or fire exits are located