Asia Description. As the largest and most populous continent in the world with just over 3.8 billion people, Asia is composed of a wide variety of ethnic groups, cultures, environments, economics, historical ties, and governmental systems.
Lysergic acid diethylamide, known as LSD, is one of the most powerful hallucinogens out there. It is a drug of extreme unpredictability, and is banned for use in the United States, even though it was once used as a psychiatric drug, and has been used in secret government tests.
Long-Term Effects of LSD. LSD, or d-lysergic acid diethylamide, belongs to a class of drugs called hallucinogens. This synthetic drug was first produced in 1938 by Swiss scientist who was investigating the medical uses of a fungus that grows on various types of grass.