They can go in for special cigarette-brand promotions, in areas like sports
(There were too few transgender respondents in this sample for the researchers to include gender identity in their analysis.) The researchers adjusted for other variables including sex, age, race/ethnicity, education level (for participants over 18) and parents education level (for participants under 18), and where participants lived (urban/nonurban, and region of the US)
Convenient and budget-friendly for first-time users
The gas phase of cigarette smoke include traces of acetaldehyde, methane, hydrogen cyanide, nitric acid, acetone, acrolein, ammonia, methanol, hydrogen sulfide, hydrocarbons, gas phase nitrosamines, carbonyl compounds and toxic metals including sodium, mercury, iron, arsenic, cadmium, and cobalt [29]