Space Case

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Across
  1. 3. to destroy utterly
  2. 4. system of parts working together
  3. 6. the enjoyment of torturing others
  4. 7. in a way that is completely airtight
  5. 8. a single race
  6. 9. something considered wrong
  7. 13. a medical doctor
  8. 14. dried food or drink
  9. 15. when your body takes calories and puts them into use
Down
  1. 1. in a way that relates to the theory of a area of study
  2. 2. heat processed to destroy harmful microorganisms and enzymes
  3. 5. losing courage or confident
  4. 10. to feel fear, disgust, or horror
  5. 11. a major passage in the body
  6. 12. waste matter discharged from bowels