Includes summaries in French and Spanish. Contains the collective views of the WHO Task Group on Environmental Health Criteria for Halogenated Chloroflurocarbons, which met at the Institute of Toxicology and Biochemistry, Neuherberg, FRG, Nov. 21-25, 1988. "Published under the joint sponsorship of the United Nations Environment Programme, the International Labour Organisation, and the World Health Organization." "International Programme on Chemical Safety"--Cover p. 1. Includes bibliographical references (p. 106-128).