Book excerpt: Providing material for practitioners and students alike, Chemical Exposure and Toxic Responses is a clear and straightforward presentation of industrial toxicology. Exposure to toxic chemicals is of major concern to health professionals. In recent years, the scope and importance of hazardous materials toxicology has expanded and now impacts financial institutions, government, private corporations, and many other organizations as well. Chemical Exposure and Toxic Responses presents the myriad health implications of hazardous chemicals in a single source. This book is organized so that readers can proceed from a general perspective on the problem of chemical exposure and toxic responses to an understanding of toxicology and a method of inquiry. Written for anyone who needs practical toxicological information, the book compactly and efficiently presents the scientific basis of toxicology as it applies to the workplace. It covers the diverse chemical hazards encountered in the work environment and provides a practical understanding of these hazards for those charged with protecting the health and well being of people at work. Chemical Exposure and Toxic Responses consists of three parts: Part I establishes the general principles of industrial toxicology; Part II addresses specific effects of toxic agents on specific physiological organs and systems; and Part III is devoted to the evaluation of hazards in the workplace.