accident
agent
alarm
carbon dioxide
compressed air
copy
copy space
danger
emergency
extinguish
extinguisher
fire
fire extinguisher
firefighter
firefighting
flame extinguisher
gauge
handle
hose
indoors
isolated
nozzle
object
pressure vessel
pressurized container
protect
protection
pull
red
risk
rubber
safe
safety
security
services
shiny
sign
space
spout
spray
steel
system
tool
urgency
warning
water
wet
white
white background
work