Ключевые слова: above, bad, blackboard, board, business, cancer, chalkboard, cigar, cigarette, commercial, cure, danger, emphysema, empty, filter, flavor, habit, harmful, health, lot, narcotic, nicotine, no, no smoking, over, paper, pile, product, quit, quitting, relax, relaxation, risk, roll, roller, row, school, smoke, stop, stress, tobacco, trade, tube, unhealthy, warn, world no tobacco day, write,