CHOKING AGENTS

Diphosgene (DP)

Form at 68°F

Yellow to dark brown or
black liquid

Odor

Green corn or new mown hay

Life Span
70 - 90°F

30 minutes - 3 hours

Life Span
40 - 60°F

1 - 4 hours

Time to
 Symptoms

Rapid

Symtoms:
 Inhalation
 Exposure

Mid-level exposure causes eye tearing and irritation of skin. Direct eye exposure to DP liquid can cause corneal abrasions, ulcers, or perforation. Direct skin exposure to DP liquid can burn.

Fatality

N/A