alert appropriate-behavior appropriate-behaviour direction environment expectorate expectorating health health-risk historic-sign no-spitting not-allowed not-permitted old permission-denied pollution prohibited prohibition railway-platform sign spit spitting unhealthy warning danger dangerous directing directions emergency emergency exit escape exit exiting fire green guide help icon indoor instruction leaving life logo man path pictogram protection run running save signs symbol urgency wall advice animal announcement appropriate behavior appropriate behaviour black care careful caution communicating communication concern control dog dogs informing lead leash pet pets restrain restrained restricted restriction rules white annoyance annoying no touting not allowed not permitted penalties permission denied touting touts area backdrop building construction copy copyspace graphic hazard illustration.background industry road roadside roadwork roadworks rust safety security site space wallpaper yellow blue dangers denied no-diving red risk risks risky shallow swimmers swimming water wet barred bars communicate do not do not enter forbidden impede locked notice pipes posted prevent prevented Restrict assistance be-careful beware buoyancy circle circular flotation-device information kisby-ring lettering life-preserver life-saving-buoy lifebelt lifebuoy lifering lifesaver message no-lifeguard perry-buoy personal-protective-equipment pool rescue-aid rescue-device ring-buoy safety-device signage swim swimming-pool warning-sign access-denied access-limited advising authorised-entry-only authorized-entry-only behave behavior behaviour construction-site entry-denied entry-prohibited limited-access no-access no-entry restrictions unauthorised unauthorized