Research Article
Accidental Release of Chlorine from a Storage Facility and an On-Site Emergency Mock Drill: A Case Study
Table 2
Chlorine exposure thresholds and reported responses in humans.
| Exposure level (ppm) | Effect |
| 0.2–0.4 | Threshold of odor perception with considerable variation among subjects | 30 | Immediate chest pain, vomiting, dyspnea, and cough | 430 | Lethal over 30 minutes | 1,000 | Fatal with a few minutes |
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