From glue-sniffing to LSD to kava, The Encyclopedia of Psychoactive Substances provides the first reliable, comprehensive exploration of this fascinating and controversial topic. With over one hundred entries, acclaimed author Richard Rudgley covers not only the chemical and botanical background of each substance, but its physiological and psychological effect on the user. Of particular value is Rudgley's emphasis on the historical and cultural role of these mind-altering substances. Impeccably researched and hugely entertaining, The Encyclopedia of Psychoactive Substances will appeal to anyone interested in one of the most misunderstood and yet also most widespread of human activities - the chemical quest for an altered state of consciousness.









