This book, commissioned by the World Health Organization (WHO) and written by international experts, provides consensus views on the most important issues related to allergic hypersensitivities. The text details predictive testing, diagnosis, epidemiological monitoring of intervention measures, sources of sensitizing agents, and mechanisms of action. Contributors extensively cover allergic hypersensitivity reactions of the skin and the respiratory system. They present the current knowledge on hypersensitivity reactions of the gastrointestinal tract and kidneys. Major gaps in existing information about allergic hypersensitivities are highlighted and recommendations for future research are given. Practical methods are provided for establishing preventive programs. Allergic Hypersensitivities Induced by Chemicals offers valuable information to both scientists and public health officials. This is a useful reference for health professionals in their work with allergies, allergens, and allergy sufferers.