How does an RBMK reactor explode?

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Tags

1. #particles
2. #reacted
3. #exposing
4. #water
5. #explosion
6. #cover
7. #pressure
8. #tubes
9. #second
10. #rupturing
11. #caused
12. #reactor
13. #which
14. #metric
15. #environment
16. #steam
17. #causing
18. #lifted