Scenario

01. Ignorance
02. Insufficient Knowledge
03. Insufficient Study and Experience
04. Poor Value Perception
05. Poor Safety Awareness
06. Inadequate Risk Recognition
07. Organizational Problems
08. Inflexible Management Structure
09. Insufficient Education/Training
10. Malicious Act
11. Rule Violation
12. Safety Rule Violation
13. Usage
14. Operation/Use
15. Wrong Stopping Method
16. Failure
17. Large-Scale Damage
18. Rapture
19. Bodily Harm
20. Death
21. 3 person died
22. Bodily Harm
23. Injury
24. 38 person injured
25. Loss to Organization
26. Economic Loss

Cryogenic tank for liquefied carbon dioxide ruptured upon closing a block valve of a safety valve.
Case Details

Knowledge Comment:
A liquid that is condensed at low temperature evaporates and pressurizes greatly by heating. Ambient temperature is also heat sauce.

Field Chemicals and Plants
Author KOSEKI, Hirosi (National Research Institute of Fire and Disaster)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)