Combustion toxicology is a recent, applied science, the ultimate purpose of which is to reduce casualties from smoke inhalation. The present volume attempts an unbiased presentation of the state of the field. The authors have identified the misconceptions and unsupported conclusions in the literature, differentiating between fact and hypothesis and present the reader with an account of what is really known about the toxicity of smoke produced by materials. They also recommend an approach to evaluating the toxicity of combustion products.