Puzzle 5

123456789101112131415161718
Across
  1. 1. Fast part of a stream
  2. 6. The small things that can escape casual notice
  3. 7. A machine for grinding and polishing
  4. 8. Dam building mammal
  5. 11. The administration of law
  6. 13. Intrinsic motivation
  7. 16. Fear of water
  8. 17. A tennis court surface made of crushed stone
  9. 18. A series of interconnected things
Down
  1. 2. Peter Kay Sitcom
  2. 3. A favourable point or characteristic
  3. 4. Author of War and Peace
  4. 5. To be unsuccessful
  5. 9. Studier of insects
  6. 10. 1986 world cup golden boot winner
  7. 12. A beam of light
  8. 14. National flower of England
  9. 15. An area of land set aside for environment preservation