燃やす
alarm
alert
building
ceiling
control
danger
detector
emergency
equipment
extinguish
extinguisher
fighter
fighting
fire
firefighter
firefighting
fireman
firemen
flame
heat
hose
hot
house
hydrant
industry
metal
object
office
panel
pressure
prevention
protect
protection
protective
pump
red
rescue
safety
security
sensor
smoke
spray
sprinkler
symbol
system
tool
tube
warning
water