nicotine
abstain
addiction
allow
area
arrow
brown
building
cancer
ceiling
cigarette
communicate
corridor
danger
designate
direction
english
forbidden
frame
graphic
hang
health
illuminate
info
information
interdiction
interior
language
metal
permission
permit
plate
prohibit
provided
public
risk
roof
sign
smoking
steel
structure
symbol
terminal
thai
tobacco
warning
white
wood
wooden
zone