Plain tobacco packaging an important role in encouraging young people to try cigarettes. First impressions in Australia indicated that smokers feel that cigarettes taste worse in plain packaging – an unexpected side effect. In addition, evidence from quantitative studies, qualitative research and the internal documents of the tobacco industry consistently identify packaging as an important part of tobacco promotion. Plain packaging can change people's attitudes towards smoking and may help reduce the prevalence of smoking, including among minors, and increase attempts to quit. Studies comparing existing branded cigarette packs with plain cardboard packs bearing the name and number of cigarettes in small standard
Tobacco packaging warning messages a variety of warnings with graphic, disturbing images of tobacco-related harms (including a tracheotomy and rotting teeth) are placed prominently on cigarette packages. In Cambodia, a variety of warnings with graphic, disturbing images of tobacco-related harms (including a premature birth and lung cancer) are placed prominently on cigarette packages. Canada has had three phases of tobacco warning labels. The first set of warnings was introduced in 1989 under the Tobacco Products Control Act, and required warnings to be printed on all tobacco products sold legally in Canada. The set consisted of four messages printed in black-and-white on the front and