Foamite
acid
automatic sprinkler
carbon tet
carbon tetrachloride
carbon-dioxide foam
deck gun
deluge set
extinguisher
fire apparatus
fire engine
fire hose
fire hydrant
fireplug
foam
foam extinguisher
ladder pipe
pumper
snorkel
soda
sprinkler
sprinkler head
sprinkler system
super-pumper
water
water cannon
wet blanket