This is the 3rd edition of what has become a standard work in the fields of inhalation toxicology and air pollution science. The editors have, again, put together a series of chapters by recognised authorities: some pick up and develop topics considered in the 2nd, and even 1st editions; others deal with new problems. Some potential buyers will be wondering why they should pay £110.00 for this edition when the 2nd (1993) still contains much of relevance and importance. The answer is that we are living in a period when air pollution science is advancing rapidly: much of what was thought about the effects, or lack of effects, of …