danger dangerous death electricity electrocute electrocution fence hazard keep out metal railings sign substation transformer warn warning yellow advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware black care careful caution communicating communication concern directions go green informing light lights listen Look looking lookout observant pedestrian pedestrians risk risks safety signs trams warning-sign watch watch-out away blue clouds keep limit out pole post security signpost sky stay beach denied disapproval disapproved inform information not-allowed not-permitted penalties permission-denied prohibited prohibition prohibitions protect protection public-beach red restricted restrictions rules white grunge isolated isolated on white old ruined steam train train triangle warning sign barrier colors colours sign. electric fence wires accident agatka child children fun intrude lollipop play polish roadsign roadsigns no-assistance no-lifeguard risky signage swim swimming water