燃やす
accident
alarm
background
caution
chemical
container
control
copy
danger
emergency
equipment
extinguish
extinguisher
extinguishing
fire
firefighter
fireman
flame
foam
gray
handle
hazard
help
modern
object
one
powder
precaution
pressure
prevention
protect
protection
quality
red
rescue
risk
safe
safety
security
single
smoke
space
spray
tank
text
tool
urgency
warning
water