can chewing tobacco cause leukoplakia A case report of oral nicotine-associated keratosis and a review of oral mucosal changes in and similar products Oral Leukoplakia - MD Searchlight
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Less than a third of those teenagers expressed an interest in vaping, which the Cancer Council says represents a drop in curiosity about the products

Waste of resources The global cultivation of tobacco requires substantial energy & fuel consumption, land use, water consumption, pesticides, and labor during the entire production process of cigarettes

[1] He served as patriarch of the Duck Dynasty Robertson family
Age is a significant risk factor because it typically affects males over 65 and worsens with age