| ICD Code | Description |
|---|---|
| T590 | Toxic effect of nitrogen oxides |
| T591 | Toxic effect of sulfur dioxide |
| T592 | Toxic effect of formaldehyde |
| T593 | Toxic effect of lacrimogenic gas |
| T594 | Toxic effect of chlorine gas |
| T595 | Toxic effect of fluorine gas and hydrogen fluoride |
| T596 | Toxic effect of hydrogen sulfide |
| T597 | Toxic effect of carbon dioxide |
| T598 | Toxic effect of other specified gases, fumes and vapors |
| T599 | Toxic effect of unspecified gases, fumes and vapors |