pbs.org
Anatomy of a Cigarette
"The Changing Cigarette," by Dietrich Hoffmann and Ilse Hoffmann. Journal of Toxicology and Environmental Health, 50: 307-364, 1997. "Cigarette Engineering," Action on Smoking and Health, http ...
On Fire
This feature lets you explore the basics of combustion, including how a fire ignites, how a molecule's atoms rearrange themselves during combustion, and what a flame is made of. On Fire (95K ...
NOVA
In the 1970s, Liggett Group, Inc. embarked on its own safe-cigarette program known as the "XA Project." The project focused on blending additives to tobacco to neutralize cancer-causing compounds.