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A drug used by native Americans and popular in India, tobacco had euphoric and stimulating effects, as well as addictive properties that drove users to need an ever-increasing supply

East, Krzysztof Przewozniak, Hong Gwan Seo, Yeol Kim, Vivienne Milch, Anna Ugalde The Lancet Regional Health - Western Pacific 28

The average per puff measured toxicant result for each Vuse product sample (at ISO Vaping puffing regime, ISO 20768:20182) was compared with the average per puff measured toxicant result for the reference cigarette emissions (at ISO Intense smoking regime, ISO 20778:20183)

Similarly, both cigarette and wildfire smoke can stay in the lungs and air for a prolonged time