燃やす
accident
alarm
art
background
danger
department
design
disaster
emergency
equipment
exit
extinguish
extinguisher
extinguishing
fire
firefighter
firefighting
fireman
flame
flat
foam
help
hose
hydrant
icon
illustration
isolated
label
line
man
outline
pictogram
prevention
protection
red
safety
secure
security
set
sign
symbol
water
web
white