MDI and TDI are polymer building blocks used in large quantities and have a variety of applications in industry. As their use often involves large numbers of workers they are also subject to stringent health and safety regulations. This book covers all the important topics concerning MDI and TDI and provides comprehensive coverage on the health and environmental science associated with these. First comprehensive discussion of all known health and environmental information relating to MDI and TDI Draws upon the insights of academic, regulatory and industrial experts Written with the knowledge and perspective of the International Isocyanate Institute Highly illustrated volume with colour photogr aphs, spectra, tables and graphs Addressing their use throughout industry this title presents an essential source of information for occupational physicians, industrial hygiene professionals, polyurethane producers, environmental scientists, chemical analysts and regulators.