This book focuses on a monograph published in 2017 by the International Agency for Research on Cancer (IARC), an agency of the World Health Organization (WHO), discussing its carcinogen hazard classification of four pesticides:  parathion, malathion, diazinon, and tetrachlorvinphos as well as the herbicide glyphosate.The monograph provided a detailed discussion of considerations and conclusions made by a group of experts who met in 2015 to evaluate these compounds. Although not universally true, many of these substances, from the time of their commercial introduction to their present-day...