ban banned cease cigar cigarette disease forbidden health kills lungs nicotine no smoking prohibit quit risk roadsign sign smoke smokers smoking stop tobacco no smoke area butt button buttons image inhale place poison press shape signage signs silhouette smoking-room symbol wood wooden cease smoking quit smoking abstract art background color concept curve curvy deep desktop diagonal dynamic fire form light meditation meditative mystical pattern purple silk silky texture trail wave appropriate behavior appropriate behaviour cigarettes direction environment health risk no smoking sign not allowed not permitted penalties permission denied pollution prohibited prohibition unhealthy warning alert appropriate-behavior appropriate-behaviour communicating communication danger health-risk no-smoking not-allowed not-permitted permission-denied ash ash-tray brown burnt butts cigs coffin-nails Dirt dirty fags filter filter-tipped habit odor odour out seared shredded shreds smelly stubbed unwanted white