brown tobacco hornworm Manduca sexta Tobacco Hornworm as a Pest

[1] Smoking is primarily practiced as a route of administration for psychoactive chemicals because the active substances within the burnt, dried plant leaves (or other chemical) can vaporize into a gaseous state and be delivered into the respiratory tract, where they are rapidly absorbed into the bloodstream through the lungs and can reach the central nervous system

"Once an addiction to a substance is developed, people will experience cravings and/or withdrawal when not using it for a certain period of time

David Weisman has come to the campus several times to help distribute nicotine products

At least half of smokers will die due to smoking