i've been smelling cigarette smoke randomly I have "olfactory hallucinations" in which I smell smoke. What could be causing this? How to Enjoy a Cigarette

The energy that goes into the life cycle of this product primarily exists in the production of the materials that go into the product

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These are some of the known carcinogenic chemical compounds produced by a burning cigarette, according to the US National Institute on Drug Abuse: Acetaldehyde: used to produce acetic acid and butadiene Acrylonitrile: used in the manufacture of plastic Aminobiphenyl: prohibited in several countries Arsenic: a highly regulated potent poison Benzene: a toxin used as a pesticide, petrol and explosives manufacturing Beryllium: can cause a pulmonary condition called chronic berylliosis Cadmium: used to produce batteries and in nuclear fission processes Ethylene oxide: high doses cause acute poisoning Formaldehyde: an embalming fluids Furan: increases the risk of hepatocellular and bile duct tumours Hydrazine: used in rocket fuel, fuel cells, and pesticides Isoprene: used in the production of rubber Lead: causes microcytic anaemia and interferes with cognition Polonium-210: highly toxic, radioactive isotope o-Toluidine: causes DNA damage which results in tumours Inhaling tobacco smoke causes damage to many of the bodys organs and systems, according to Better Health Channel

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All of this puffing amounts to a massive bill, not just for the men and women dying horrible deaths from cancer and heart disease and emphysema, but for the taxpayers, too