Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Risk Recognition
04. Organizational Problems
05. Poor Management
06. Slackness of Management
07. Carelessness
08. Insufficient Precaution
09. Witness Carelessness
10. Usage
11. Maintenance/Repair
12. Insufficient Preparation
13. Malicious Act
14. Rule Violation
15. Safety Rule Violation
16. Bodily Harm
17. Death
18. 1 person died
19. Bodily Harm
20. Injury
21. 2 person injured

Oxygen deficiency accident due to mistaken connection of nitrogen gas instead of air during cleaning work of a kerosene tank
Case Details

Knowledge Comment:
You must die if you breathe nitrogen directly. More careful treatment is needed for nitrogen than for flammables.

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)