June research from the University of North Carolina at Chapel Hill and East Carolina University showed that most adults support increasing the minimum legal age for tobacco product sales, and that most support increasing the age to 21, rather than 19 or 20
56 Tobacco companies may exploit differential tax rates across types of tobacco, for example, in the US, many companies relabelled roll-your-own tobacco products as pipe tobacco following an increase in taxes on RYO
After 12 hours, levels of carbon monoxide in the blood, a toxic gas found in cigarette smoke, return to normal
For women, the pattern was somewhat different, as relatively low shares of daily smokers were reported not only for women with a tertiary level of education, but also for women having completed, at most, lower secondary education