燃やす
alarm
ax
axe
cabinet
color
danger
department
detector
emergency
equipment
extinguish
extinguisher
fighter
fighting
fire
firefighter
firefighting
fireman
flame
flat
head
helmet
home
hose
house
hydrant
icon
illustration
isolated
ladder
line
pipe
pipeline
piping
plumbing
rescue
safety
smoke
spray
sprinkler
symbol
system
tools
truck
tube
valve
water