the major commercial species of tobacco is nicotiana tobacum | Cultivation, Curing & Grading Flowering Tobacco vs. True Tobacco
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1 2 "Flavored Disease and Death for Minorities"
Monograph on immunotoxicity associated with exposure to perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS)

[DOI] [PubMed] [Google Scholar] 39.Clifton VL, et al

They help you see that one unplanned cigarette doesn't wipe out all the progress you've made

When it is not chewed it is put behind the ear like bubblegum
