advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware black care careful caution communicating communication concern danger dangerous directions go green informing light lights listen Look looking lookout observant pedestrian pedestrians risk risks safety sign signs trams warning warning-sign watch watch-out authorisation authorised authorization avoid flammable gas gaseous no-ignition outlet potential red risky stay-clear vapour vapours warned white access-denied behave behavior behaviour chain chained chained-off communicate denied direction entry-denied entry-prohibited keep-out no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition restricted restriction restrictions unauthorised unauthorized beach disapproval disapproved inform information penalties prohibitions protect protection public-beach rules appropriate behavior appropriate behaviour cutout emergencies emergency floor isolated pictogram slip slippery slippery floor slippery surface slipping warn warning sign water wet wet floor wet surface yellow camping fines no-camping public-areas conditions garden garden-beds planter-beds watch-your-step access-limited keep-off animal-crossing animal-priority animals cautious crossing distance mammal not=too-close observe otter otters security wildlife fight flight keep-to-path