Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Risk Recognition
04. Insufficient Analysis or Research
05. Insufficient Prior Research
06. Insufficient Study at Unstable Condition
07. Planning and Design
08. Poor Planning
09. Inadequate Emergency Proedure
10. Usage
11. Operation/Use
12. Condensation
13. Bad Event
14. Electrical Failure
15. Power Failure
16. Malfunction
17. Poor Hardware
18. Stop of Vaccum Device
19. Secondary Damage
20. External Damage
21. Explosion
22. Bodily Harm
23. Death
24. 2 person died
25. Bodily Harm
26. Injury
27. 3 person injured
28. Loss to Organization
29. Economic Loss
30. Factory Complete Damage

Explosion at a nitrobenzene distillation column due to the lowering of the degree of vacuum from power failure
Case Details

Knowledge Comment:
If the high concentration of a material is danger, you should try not to concentrate the material.

Field Chemicals and Plants
Author OGAWA, Terushige (Graduate School of Environment and Information Sciences, Yokohama National University)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)