燃やす
accident
alarm
alert
background
battery
blanket
burnt
button
cabinet
call
cell
cellphone
communication
construction
contact
defect
elevator
emergency
energy
equipment
exit
extinguisher
fiery
fire
hand
heat
help
hose
hot
hotline
hydrant
internet
label
phone
pictogram
protection
rescue
risk
safety
sign
smart
sprinkler
station
sticker
symbol
technology
telephone
water
zone