Includes bibliographical references and index.

"This is the fifth edition of what we hope continues to be a practical textbook for those studying or carrying out the important task of protecting workers from hazards. The previous edition was published in 2010, and that built upon work by Indira Ashton and Frank Gill going back to the first edition published in 1982. In that near 40 year span the book has developed considerably and has expanded to include hazards such as nanoparticles and exposure routes including skin contact and inadvertent ingestion of chemicals that were not considered in the first work. Since the 4th Edition published in 2010, new chemical regulations (REACH) have become increasingly widely adopted in Europe. Hazard assessment procedures under REACH often require the generation of robust exposure data, thus stimulating the need to measure or model exposure to chemicals"--