This one of a series of handbooks is specifically designed to meet the Partners for Environmental Technology Education (PETE) curriculum guidelines now established for courses in the Environmental Hazardous Materials Technology (EHMT) Associates Degree Program. Volume III is a technician-level text that addresses the principles of toxicology and epidemiology as well as the application of these principles to industrial hygiene. It thoroughly develops awareness of the worker in a hazardous materials and waste setting.