addiction
alarm
alert
allowed
attention
avoid
ban
caution
cell
cigar
command
communication
danger
design
do not
electronic
embargo
forbid
forbidden
graphic
icon
illustration
information
mobile
no
not
notice
penalty
permit
permitted
pictogram
placard
prohibit
prohibited
prohibition
protected
restriction
rule
safety
security
sign
signboard
smoke
sticker
stop
symbol
tobacco
unhealthy
warning
zone