alarm
apparatus
blaze
connection
control
danger
ducts
emergency
engine
equipment
extinguish
extinguisher
factory
faucet
fire
fire fighting
gauge
hydrant
industrial
industry
interior
manometer
measurement
metal
panel
pipe
pipeline
piping
pressure
prevention
protection
pump
red
safety
security
sprinkler
system
tap
technology
transfer
tube
urgency
valve
warehouse
warn
water