Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Risk Recognition
04. Organizational Problems
05. Poor Management
06. Poor Operation Management
07. Carelessness
08. Insufficient Precaution
09. Carelessness of Operator
10. Planning and Design
11. Poor Planning
12. Poor Operation Planning
13. Malicious Act
14. Rule Violation
15. Safety Rule Violation
16. Bad Event
17. Electrical Failure
18. Breaking of Wire
19. Secondary Damage
20. External Damage
21. Leakage/Fire
22. Bodily Harm
23. Injury
24. 5 person injured

Explosion of ethanol vapor caused due to insufficient exhaust during drying operation of vitamin tablets at a pharmaceutical factory
Case Details

Knowledge Comment:
Flammable vapor was generated at the place where the treating of flammables was inhibited, and the explosion occurre by the electric spark.

Field Chemicals and Plants
Author ITAGAKI, Haruhiko (Japan National Institute of Occupational Safety and Health)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)