Energy - surgery text

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Across
  1. 1. Environmentally friendly and long-lasting
  2. 3. Medical operation
  3. 5. Medicine that removes pain or consciousness
  4. 7. Completely clean and free of bacteria
  5. 8. Items used once and then thrown away
  6. 10. Made to be thrown away after one use
  7. 12. Room where surgeries are performed
  8. 15. Movement of air in and out of a room
  9. 19. Tools used during medical procedures
Down
  1. 2. Doing something with little waste
  2. 3. Doctor who performs operations
  3. 4. Official instructions or advice
  4. 6. Gases released into the air
  5. 9. Items needed for medical work
  6. 11. Required steps in a procedure
  7. 13. Effect something has on nature
  8. 14. Amount of power needed for activities
  9. 16. Harmful bacteria entering the body
  10. 17. Materials that are discarded
  11. 18. gas Gas used for breathing or anaesthesia