accident
action
alarm
apparatus
background
black
caution
close
danger
department
detail
disaster
emergency
equipment
extinguish
extinguisher
fight
fire
firefighter
gas
gauge
handle
hazard
heat
help
home
indicator
instruction
insurance
isolated
metal
nozzle
portable
precaution
pressure
prevent
prevention
pull
red
regulation
safe
safeguard
safety
security
shiny
spray
tool
up
valve
workplace