Details: This poster says at the top Marijuana . At the bottom it says So many choices, so little time. In the middle is a long list of terms for marijuana. In the background is a pot leaf.
The major biologically active chemical compound in cannabis (also known as marijuana, pot, etc.) is THC. It has psychoactive and physiological effects when consumed, usually by smoking, sniffing or ingestion. Humans have been consuming cannabis since prehistory, although in the 20th century there was a rise in use for recreational, religious/spiritual and medicinal purposes