Table Tennis

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Across
  1. 2. Obstruct
  2. 3. Eraser
  3. 5. Expertise
  4. 7. Protect against harm
  5. 10. Take back
  6. 12. Foul mouthed
  7. 15. And fittings?
  8. 17. Sleeps upside down
  9. 19. Violent act
  10. 21. Participant
  11. 22. Seeds in fruit
  12. 25. Violent collision
  13. 26. Challenger
  14. 27. Light a fire with this
  15. 28. To etch deeply
  16. 30. Lamb or pork
  17. 31. Winners Cup
Down
  1. 1. Springy jump
  2. 4. Sharp
  3. 5. Church ceremony
  4. 6. Used to catch butterflies
  5. 7. Steer a car
  6. 8. Times two
  7. 9. Movies
  8. 11. Provide support
  9. 13. Vaccination
  10. 14. Move by force
  11. 16. Makes you dizzy
  12. 18. Eat meals on
  13. 20. Strategy
  14. 23. Victoria cake
  15. 24. Judge
  16. 29. Shop work surface
  17. 30. Single storey bus