протигаз
gas alert position (of the respirator)
Respirator Haversack, CBRN Haversack
respirator
wading position (of the respirator etc)
gas gun; (tear) gas launcher
blister agent/ gas
blood gas
choking agent / gas
combustion gas
gas alarm / warning
gas analysis system
gas and electricity service
gas bleed
gas chamber
gas defense
gas density
gas mask
gas mask test
gas mechanism
gas piston
gas plug
gas precautions
gas terrorism
gas turbine engine
gas-operated
gas-operated weapon
gas-particular filter unit (GPFU)
gas-tight clothing
gas-tight suit (CBRN)
gas-type ammunition
GB gas; sarin
GD gas