燃やす
accident
alarm
background
board
caution
danger
emblem
emergency
equipment
extinguish
extinguisher
fighting
fire
firefighter
flame
hazard
hose
hydrant
icon
illustration
isolated
label
pictogram
pipe
placard
place
point
pressure
prevention
protection
pump
red
reel
rescue
risk
safe
safety
security
sign
signboard
square
sticker
symbol
tube
urgency
wall
water
white