In the present book an attempt has been made to share some important facts about the pesticides and insecticides present in our daily food intakes like vegetables, fruits and crops, especially about the Organophosphorous and Organochlorine Insecticides. Also discuss about its history viewpoint, production and uses pattern and consumption in India and rest of the world Insecticides as well as daily used by the farmers. Adverse effect of Pesticides and Insecticides on pollution is also trying to include in this book.