Hathaway, a consultant in environmental toxicology, and Proctor, director of product safety at a major consumer products company, provide a reference for health professionals who need toxicology data on chemicals encountered in various work settings. Introductory chapters cover toxicological concepts, clinical manifestations of exposure, the diagnosis of occupational disease, and industrial hygiene aspects of chemical exposures. The bulk of the book consists of 625 alphabetically arranged entries on individual compounds, with information on chemical formula, CAS number, 2003 ACGIH threshold limit values, physical properties, and sources and routes of exposure. Toxicological data is also included, with information on both acute and chronic effects related to known exposure levels. This fifth edition updates some 600 entries, and adds material on new compounds.