accept
agree
alert
approve
attention
battery
blue
camera
flash
flashlight
forbid
forbidden
graphic
icon
illustration
isolated
lens
lomo
lomography
message
no
not
notice
ok
permission
photo
photograph
prohibited
prohibition
public
red
refrain
restrict
round
safety
satisfaction
set
sign
simple
sticker
stop
symbol
token
tripod
validation
warning
white