Table 1.
Number of Events Involving Chemical, Biological, Radiological, or Nuclear Agents and Combinations in Events Involving Mixed Agents
| Event Agent | Number of Events |
|---|---|
| Chemical Only | 380 (67.3%) |
| Biological Only | 74 (13.1%) |
| Radiological Only | 40 (7.1%) |
| Nuclear Only | 11 (2.0%) |
| C+B+R+N | 1 (0.2%) |
| C+B+R | 4 (0.7%) |
| C+B+N | 1 (0.2%) |
| C+R+N | 1 (0.2%) |
| C+B | 42 (7.4%) |
| C+R | 5 (0.9%) |
| B+R | 1 (0.2%) |
| R+N | 5 (0.9%) |
Abbreviations: C, chemical; B, biological; R, radiological; N, nuclear.