hydrate, barbiturates (Amytal, Nembutal, Seconal, phenobarbital), benzodiazepines (Librium, Valium), methaqualone (Quaalude), glutethimide (Doriden), and others (Equanil, Placidyl, Valmid).

Drugs are any chemical substances that effect a physical, mental, emotional, or behavioral change in an individual.

Drug abuse is the use of any licit or illicit chemical substance that results in physical, mental, emotional, or behavioral impairment in an individual.

Hallucinogens are drugs that affect sensation, thinking, self-awareness, and emotion. Hallucinogens include LSD (acid, microdot), mescaline and peyote (mexc, buttons, cactus), amphetamine variants (PMA, STP, DOB), phencyclidine (PCP, angel dust, hog), phencyclidine analogues (PCE, PCPy, TCP), and others (psilocybin, psilocyn).

Hashish is the resinous exudate of the cannabis or hemp plant (Cannabis sativa).

Heroin is a semisynthetic derivative of morphine.

Mandrax is a trade name for methaqualone, a pharmaceutical depressant.

Marijuana is the dried leaves of the cannabis or hemp plant
(Cannabis sativa).

Methaqualone is a pharmaceutical depressant, referred to as mandrax in Southwest Asia.

Narcotics are drugs that relieve pain, often induce sleep, and refer to opium, opium derivatives, and synthetic substitutes. Natural narcotics include opium (paregoric, parepectolin), morphine (MS-Contin, Roxanol), codeine (Tylenol with codeine, Empirin with codeine, Robitussan AC), and thebaine. Semisynthetic narcotics include heroin (horse, smack), and hydromorphone (Dilaudid). Synthetic narcotics include meperidine or Pethidine (Demerol, Mepergan), methadone (Dolophine, Methadose), and others (Darvon, Lomotil).

Opium is the brown, gummy exudate of the incised, unripe seedpod of the opium poppy.

Opium poppy (Papaver somniferum) is the source for the natural and semisynthetic narcotics.

Poppy straw concentrate is the alkaloid derived from the mature, dried opium poppy.

Qat (kat, khat) is a stimulant from the buds or leaves of
Catha edulis that is chewed or drunk as tea.

Quaaludes is the North American slang term for methaqualone, a pharmaceutical depressant.

Stimulants are drugs that relieve mild depression, increase energy and activity, and include cocaine (coke, snow, crack), amphetamines (Desoxyn, Dexedrine), phenmetrazine (Preludin), methylphenidate (Ritalin), and others (Cylert, Sanorex, Tenuate).

Imports: This entry provides the total US dollar amount of imports on a c.i.f. (cost, insurance, and freight)or f.o.b. (free on board) basis.

Imports—commodities: This entry provides a rank ordering of imported products starting with the most important; it sometimes includes the percent of total dollar value.

Imports—partners: This entry provides a rank ordering of trading partners starting with the most important; it sometimes includes the percent of total dollar value.

Independence: For most countries, this entry gives the date that sovereignty was achieved, and from which nation, empire, or trusteeship. For the other countries, the date given may not represent "independence" in the strict sense, but rather some significant nationhood event such as traditional founding date, date of unification, federation, confederation, establishment, fundamental change in the form of government, or state succession. Dependent areas include the notation "none" followed by the nature of their dependency status. Also see the Terminology note.

Industrial production growth rate: This entry gives the annual percentage increase in industrial production (includes manufacturing, mining, and construction).

Industries: This entry provides a rank ordering of industries starting with the largest by value of annual output.

Infant mortality rate: This entry gives the number of deaths of infants under one year old in a given year per 1,000 live births in the same year. This rate is often used an indicator of the level of health in a country.

Inflation rate (consumer prices): This entry furnishes the annual percent change in consumer prices compared with the previous year's consumer prices.

International disputes: see Disputes—international

International organization participation: This entry lists in alphabetical order by abbreviation those international organizations in which the subject country is a member or participates in some other way.

International organizations: This information is presented in Appendix C: International Organizations and Groups which includes the name, abbreviation, address, telephone, FAX, date established, aim, and members by category.

Introduction: This category includes one entry, Background. At present it appears in only a few country profiles, but will be added to others in the future.

Irrigated land: This entry gives the number of square kilometers of land area that is artificially supplied with water.

Judicial branch: This entry contains the name(s) of the highest court(s) and a brief description of the selection process for members.

Labor force: This entry contains the total labor force figure.

Labor force—by occupation: This entry contains a rank ordering of component parts of the labor force by occupation.

Land boundaries: This entry contains the total length of all land boundaries and the individual lengths for each of the contiguous border countries.

Land use: This entry contains the percentage shares of total land area for five different types of land use. Arable land—land cultivated for crops that are replanted after each harvest like wheat, maize, and rice. Permanent crops—land cultivated for crops that are not replanted after each harvest like citrus, coffee, and rubber. Permanent pastures—land permanently used for herbaceous forage crops. Forests and woodland—land under dense or open stands of trees. Other—any land type not specifically mentioned above, such as urban areas, roads, desert, etc.

Languages: This entry provides a rank ordering of languages starting with the largest and sometimes includes the percent of total population speaking that language.

Legal system: This entry contains a brief description of the legal system's historical roots, role in government, and acceptance of International Court of Justice (ICJ) jurisdiction.

Legislative branch: This entry contains information on the structure (unicameral, bicameral, tricameral), formal name, number of seats, and term of office. Elections includes the nature of election process or accession to power, date of the last election, and date of the next election. Election results includes the percent of vote and/or number of seats held by each party in the last election.

Life expectancy at birth: This entry contains the average number of years to be lived by a group of people born in the same year, if mortality at each age remains constant in the future. The entry includes total population as well as the male and female components. Life expectancy at birth is also a measure of overall quality of life in a country and summarizes the mortality at all ages. It can also be thought of as indicating the potential return on investment in human capital and is necessary for the calculation of various actuarial measures.

Literacy: This entry includes a definition of literacy and Census Bureau percentages for the total population, males, and females. There are no universal definitions and standards of literacy. Unless