Burden++substance
21Tobacco — For the plant genus, see Nicotiana. For the American electronic musician, see Tobacco (musician). Not to be confused with Tabacco. Part of a series on …
22education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …
23Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
24Alzheimer's disease — Alzheimer redirects here. For other uses, see Alzheimer (disambiguation). Alzheimer s disease Classification and external resources …
25Legal status of Salvia divinorum — ] In such places where Salvia divinorum legislation exists, it varies in its prohibitive degree from country to country. Australia has imposed its strictest Schedule 9 (US Schedule I equivalent) classification for example, and Italy has also… …
26metaphysics — /met euh fiz iks/, n. (used with a sing. v.) 1. the branch of philosophy that treats of first principles, includes ontology and cosmology, and is intimately connected with epistemology. 2. philosophy, esp. in its more abstruse branches. 3. the… …
27Federal Analog Act — The Federal Analog Act, 21 U.S.C. § 813, is a controversial section of the United States Controlled Substances Act which allowed any chemical substantially similar to a controlled substance listed in Schedule I or II to be treated as if …
28Health effects of tobacco — Part of a series on Tobacco …
29Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
30Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
