22. World War I is the first war to see
chemical weapons used.
23. Respiratory Agents: Chlorine and phosgene gases
were severe. Within seconds of inhaling it destroyed
the victim's respiratory organs, bringing on choking
attacks.
Blistering Agents: Mustard Gas…burned and
blistered and rotted flesh.
There are two types of Chemical
Warfare
24. Upon hearing the siren, you had only
seconds to get your mask on.