Ingredients

There are more than 4,000 ingredients in a cigarette other than tobacco. Common additives include yeast, wine, caffeine, beeswax and chocolate.

Here are some other ingredients:

• Ammonia: Household cleaner
• Angelica root extract: Known to cause cancer in animals
• Arsenic: Used in rat poisons
• Benzene: Used in making dyes, synthetic rubber
• Butane: Gas; used in lighter fluid
• Carbon monoxide: Poisonous gas
• Cadmium: Used in batteries
• Cyanide: Deadly poison
• DDT: A banned insecticide
• Ethyl Furoate: Causes liver damage in animals
• Lead: Poisonous in high doses
• Formaldehiyde: Used to preserve dead specimens
• Methoprene: Insecticide
• Megastigmatrienone: Chemical naturally found in grapefruit juice
• Maltitol: Sweetener for diabetics
• Napthalene: Ingredient in mothballs
• Methyl isocyanate: Its accidental release killed 2000 people in Bhopal, India in 1984
• Polonium: Cancer-causing radioactive element