Cigarettes: Factory-made products with chemicals containing 4,000 poisons, usually with filters at their tips. This type of cigarette is found worldwide.

Bidis: Tobacco rolled in dry temburni leaves and tied with threads. Its tar and carbon monoxide content is higher than those in factory-made cigarettes. Bidis are found in Southeast Asia and India.

Cigars: Made of fermented tobacco that is smoked and rolled in tobacco leaves. There are differe