health+final+3

There are many species of tobacco, which are all encompassed by the plant genus //Nicotiana//. The word //nicotiana// (as well as was named in honor of French ambassador to Portugal, who in 1559 sent it as a medicine to the court of Because of the addictive properties of nicotine, and develop. Absorption quantity, frequency, and speed of tobacco consumption are believed to be directly related to biological strength of nicotine dependence, and tolerance.The usage of tobacco is an activity that is practiced by some 1.1 billion people, and up to 1/3 of the adult populationreports it to be the leading preventable cause of death worldwide and estimates that it currently causes 5.4 million deaths per year. Rates of smoking have leveled off or declined in however they continue to rise in Tobacco is cultivated similarly to other agricultural products. are sown in or hotbeds to prevent attacks from insects, and then transplanted into the fields. Tobacco is an annual crop, which is usually harvested mechanically or by hand. After harvest, tobacco is stored for curing, which allows for the slow and degradation of This allows for the agricultural product to take on properties that are usually attributed to the "smoothness" of the smoke. Following this, tobacco is packed into its various forms of consumption, which include smoking, chewing, sniffing, and so on.
 * media type="youtube" key="DMZgEtoEJo4" height="385" width="480"Tobacco** is an product processed from the of plants in the genus //Nicotiana//. It can be consumed, used as an organic pesticide and, in the form of nicotine tartrate, it is used in some medicines.In consumption it most commonly appears in the forms of tobacco|chewing]], or or snus. Tobacco has long been in use as an in the Americas. However, upon the arrival of in North America, it quickly became popularized as a trade item and as a recreational drug. This popularization led to the development of the southern economy of the until it gave way to cotton. Following the American Civil War, a change in demand and a change in labor force allowed for the development of the This new product quickly led to the growth of tobacco companies, until the scientific controversy of the mid-1900s.