alarm
alert
background
bell
box
break
building
button
call
danger
emergency
equipment
evacuation
fire
firefighter
flame
glass
hand
hazard
health
help
here
house
industrial
information
isolated
metal
office
panel
prevent
prevention
protection
pull
push
red
rescue
safe
safety
school
security
sign
sound
sprinkler
switch
symbol
system
urgency
wall
warning
white