燃やす
accident
alarm
background
caution
chemical
color
container
control
danger
emergency
equipment
extinguish
extinguisher
extinguishers
extinguishing
fire
firefighter
fireman
flame
foam
hazard
help
hose
isolated
many
nobody
nozzle
object
powder
precaution
pressure
prevention
protect
protection
red
rescue
risk
safe
safety
security
smoke
spray
three
tool
urgency
warning
white