After smoking for some months these shavings impregnated with the oil of tobacco, are taken out through an opening in the lower part of the stem and smoked over
Thus, while the amount of nicotine absorbed may seem relatively contained, it is the way it is delivered combined with the presence of hundreds of combustion-related chemicalsthat makes traditional cigarettes one of the most harmful consumer products for health
Data Analysis Analysis of variance (ANOVA) with Tukey post-hoc tests were used to compare product design features, including nicotine and menthol concentrations, by mentholation status (non-menthol, menthol in the tobacco only, menthol in a crushable filter capsule only, or menthol in both the tobacco and a crushable filter capsule)
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