50-99

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Across
  1. 4. often
  2. 7. although
  3. 12. bought
  4. 13. circumstances
  5. 14. rough
  6. 15. disease
  7. 16. issue
  8. 17. poor
  9. 18. victim
  10. 20. toxic
  11. 23. disappointment
  12. 29. lost
  13. 31. aim
  14. 32. cosy
  15. 33. thought
  16. 35. since
  17. 37. watch
Down
  1. 1. Cash register
  2. 2. rarely
  3. 3. environment
  4. 5. referee
  5. 6. furthermore
  6. 8. scientists
  7. 9. necessary
  8. 10. pay
  9. 11. noisy
  10. 12. complaint
  11. 19. or
  12. 21. waste
  13. 22. travel
  14. 24. rather
  15. 25. never
  16. 26. united
  17. 27. survive
  18. 28. forgotten
  19. 30. poverty
  20. 34. unless
  21. 36. healthy