Related terms:
cn
cs
cbrn
riot
cn gas
cs gas
tear gas
helmet
respirator
exposed
troops
armoured
riot control
invented
officers
weapon
used by police
decontamination
equipment
chemical
protection
machine gun
law enforcement
chemical weapons convention
world war ii
Wikipedia sources:
Gas mask
CS gas
SWAT 4
The Empty Child
Chemical warfare
Riot control
Garrett A. Morgan
Karl Ruprecht Kroenen
List of inventors
List of hats and headgear
National Revolutionary Army
Context for words:
gas
mask
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