The original idea comes from several researchers who attempted a decade ago to express air pollution as an equivalent in tobacco smoking, a more understandable value for the general public
Major Alkaloids In Leaves Nicotine (4.19%), nicoteine, nicotyrine, nicotimine, nicotelline, isonicoteine, nornicotine, anabaine, anatalline, anabasine, anatabine, and myosmine
Its actually a pretty inefficient way of getting a nicotine hit, especially if you take into account the health drawbacks from smoking cigarettes
But in general, most guidelines about eating or drinking before surgery are something like: Food takes about four hours to clear through your stomach
Brown & Williamson Tobacco Corporation (Brown) (defendant) developed a generic line in direct competition with Liggetts line