attention
background
building
business
button
caution
climb
concept
danger
design
direction
down
emergency
escalator
evacuation
exit
fire
floor
hazard
human
icon
illustration
information
isolated
ladder
lift
man
people
person
pictogram
rise
safety
set
sign
silhouette
stair
staircase
stairs
stairway
step
success
symbol
transportation
up
walk
warning
way
web
white