What makes an icebreaker ship?

Related questions

1. Where was the world's first icebreaker built?
2. Is break the ice an idiom?
3. Where did the term ice breaker come from?
4. What is the one word icebreaker?
5. Is the Canadian Coast Guard armed?
6. Can we break the ice?
7. How long is Coast Guard contract?
8. What makes Ice Breakers cold?
9. What helicopters do the Coast Guard use?
10. How do nuclear powered ships work?

Tags

1. #designed
2. #waters
3. #thickest
4. #class
5. #covered
6. #through
7. #special
8. #especially
9. #break
10. #paths
11. #icebreaker
12. #ships
13. #navigating
14. #world
15. #inhospitable
16. #regions
17. #polar
18. #accessible