This contributed volume brings out a comprehensive collection of information on environmental toxicology, its impact on living organisms in general and human health in particular. The main focus of this book is to address human health issues and risk assessment.Toxicological studies help in understanding the impact of harmful substances including both natural and synthetic chemicals on organisms and their environment. Contributions in the title include both laboratory and field based studies with a focus on human health. Moreover, day by day, there is an increase in the range of chemicals...