Quick crossword

ACROSS

1. Water (8)

7. Approximately (L) (5)

8. Banker (9)

9. Criticise (colloq) (3)

10. Grade (4)

11. Peek (6)

13. Declaration (13)

15. Talk nonsense (6)

16. Heroic (4)

18. Make a mistake (3)

20. Story tellers (9)

21. Reason (5)

22. Walkers (8)

DOWN

1. Deduce (5)

2. Meet (3,4)

3. Firearms (4)

4. Process of experimentation (5-3-5)

5. Investigate (5)

6. Biggest (7)

7. Friends (7)

12. Bring together (7)

13. Power (7)

14. Blow up (7)

15. Band (5)

17. Instances (5)

19. Hurt (4)