activate
alarm
alert
background
bell
box
break
bright
building
button
control
danger
emergency
equipment
evacuation
fire
flame
glass
help
here
industrial
information
isolated
metal
object
office
panel
press
prevent
prevention
protection
pull
push
red
rescue
room
safe
safety
school
security
sign
sound
sprinkler
switch
symbol
system
urgency
wall
warning
white