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 announcement be-careful beware black blocked blocked-path care careful caution communicating communication danger detour directing go-around informing lookout observant observe pedestrians safety security watch watch-out yellow advice animal appropriate behavior appropriate behaviour concern control directions dog dogs lead leash pet pets restrain restrained restricted restriction rules signs white black and white children denial denied dogs-prohibited kids playground red blue dangers no-diving risk risks risky shallow swimmers swimming water wet aged antique backdrop background bold crimson free gray grey grime grimy grunge grungy image letter letters message no page photo photograph picture resource retro signage somadjinn stock texture textured trespassing tresspass typographic typography vintage weathered words accident alarm burn chemical device emergency equipment extinguish extinguisher fire firefighter fireman flame foam handle hazard heat help hydrant nozzle object powder precaution property protection rescue safe spray work action active authorities authority chopper copter flight flying helicopter monitor monitoring motion moving observation patrolling police police-patrol power skies sky sky-watch speed technology transport watching dangerous emergency exit escape exit exiting green guide icon indoor instruction leaving life logo man path pictogram run running save symbol urgency wall