does smoking cigarettes change your voice How Affects Throat and How Smoking Affects Your Voice

Analysis of nicotine, tar, carbon monoxide, total particulate matter, water, benzo[a]pyrene, and humectants in cigarettes and bidis from India and Myanmar

[PMC free article: PMC4012803] [PubMed: 24751181] Interventions With Adequate Evidence of a Decreased Risk of Oral Cavity, Oropharyngeal, Hypopharyngeal, and Laryngeal Cancers Tobacco Cessation The cessation of cigarette smoking is associated with an approximately 50% reduction in risk of developing oral cavity, oropharyngeal, and hypopharyngeal cancers within 5 to 9 years,[1] and a return to a cancer risk comparable to that of never-smokers within 20 years.[1] For laryngeal cancer, the risk reduction is approximately 40% within 5 to 9 years, and a similar return to cancer risk comparable to that of never-smokers within 20 years.[1] References Marron M, Boffetta P, Zhang ZF, et al.: Cessation of alcohol drinking, tobacco smoking and the reversal of head and neck cancer risk

Reynolds Tobacco Company in 1907

Le Novere N, Zoli M, Changeux JP (1996)

And it gets more confusing

By far the nicest example of this scarce tin Ive ever seen