accessibility
accessible
aid
alarm
arrow
assembly
axe
background
chair
direction
disabled
doorway
emergency
equipment
escalator
escape
evacuate
evacuation
exit
extinguisher
falling
fire
firefighter
flame
floor
gate
handicap
health
industry
label
ladder
lift
medical
point
pressure
protection
rescue
safety
sign
slide
stair
staircase
symbol
tool
transportation
way
wc
wheel
wheelchair
wrench