advice alert announcement appropriate-behavior appropriate-behaviour aware awareness black care careful caution communicating communication considerate consideration directions Dirt dirty disposal dispose garbage informing lettering letters recycle recycling reduce reuse rubbish sign signs unwanted waste waste-disposal waste-reduction white wording words blue color colored colour coloured responsible rubbish-reduction colorful colourful Bin bins city collecting collection compacting compactor emptying health local rubbish-collection sanitation service specialised specialized spill spillage street street-scene truck vehicle container containers discard dump Dustbin litter plastic trash trashcan urban wastebasket council land-fill rate-payers rates wheelie-bin cans chemicals corroded environmental hazard hazardous hazardous waste pollutants pollution rust toxic toxic waste leaking old paint rusted