Scenario

01. Insufficient Analysis or Research
02. Insufficient Practice
03. Inadequate Imagination
04. Ignorance
05. Insufficient Knowledge
06. Insufficient Study
07. Poor Value Perception
08. Poor Safety Awareness
09. Insufficient Recognition of Risk
10. Condensation Reaction
11. Planning and Design
12. Poor Planning
13. Poor Planning of Changing Raw Material
14. Regular Operation
15. Erroneous Operation
16. No Countermeasure against Abnormality
17. Bad Event
18. Chemical Phenomenon
19. Abnormal Reaction
20. Secondary Damage
21. External Damage
22. Explosion/Fire
23. Bodily Harm
24. Injury
25. 1 person injured
26. Loss to Organization
27. Economic Loss
28. Plant Burnt up

Explosion and fire caused due to a change from sodium salt to potassium salt at a di-cumyl hydroperoxide manufacturing plant
Case Details

Knowledge Comment:
Even they are the same alkali, the properties of sodium hydroxide and potasium hydroxide are different ech other. Do not replace easily.

Field Chemicals and Plants
Author ARAI, Mitsuru (Environmental Science Center, The University of Tokyo)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)