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01. |
Poor Value Perception |
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02. |
Poor Safety Awareness |
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03. |
Insufficient Safety Measure |
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04. |
Organizational Problems |
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05. |
Inflexible Management Structure |
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06. |
Insufficient Education/Training |
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07. |
Insufficient Analysis or Research |
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08. |
Insufficient Prior Research |
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09. |
Insufficient Study of Working Environment |
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10. |
Usage |
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11. |
Operation/Use |
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12. |
Usage Liquid Nitrogen |
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13. |
Bad Event |
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14. |
Chemical Phenomenon |
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15. |
Freezing |
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16. |
Bad Event |
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17. |
Chemical Phenomenon |
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18. |
Abnormal Reaction |
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19. |
Secondary Damage |
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20. |
External Damage |
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21. |
Explosion |
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22. |
Bodily Harm |
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23. |
Death |
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24. |
2 person died |
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25. |
Bodily Harm |
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26. |
Injury |
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Explosion of benzene caused due to liquefied oxygen in surrounding air at a low temperature with liquid nitrogen
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Knowledge Comment: |
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A liqud nitrogen may condense an ambient oxygen. The liquid oxygen may work as strong oxidizer at the low temperature. |
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