Why are tanks called tanks?

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Tags

1. #called
2. #germans
3. #world
4. #numbers
5. #difference
6. #soldiers
7. #their
8. #german
9. #reliability
10. #caused
11. #carriers
12. #theatre
13. #middle
14. #somme
15. #eastern
16. #prevented
17. #small
18. #tanks
19. #battle
20. #making
21. #trick
22. #surprise
23. #thinking
24. #among
25. #water
26. #attack