Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Risk Recognition
04. Insufficient Analysis or Research
05. Insufficient Prior Research
06. Contamination Risk
07. Misjudgment
08. Misunderstanding
09. Nature of Washing
10. Planning and Design
11. Poor Planning
12. Poor Design
13. Bad Event
14. Chemical Phenomenon
15. Abnormal Reaction
16. Secondary Damage
17. External Damage
18. Leakage/Explosion
19. Loss to Organization
20. Economic Loss
21. The Plant Damaged

Explosion of a dryer caused due to unexpected reaction of residual alkali
Case Details

Knowledge Comment:
Although a equipment which was inhibited to contact with alkali, the equipment was kept by water rinsing after alkali washing. It is natural to generate an accident if the alkali remained.

Field Chemicals and Plants
Author WADA, Yuji (National Institute of Advanced Industrial Science and Technology)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)