Pesticides are any substance or mixture of substances intended to control a variety of pests such as insects, rodents, fungi, weeds, microorganisms, and other unwanted organisms.1,2 They are a heterogeneous group of chemicals that can include substances such as plant regulators, defoliants, desiccants and even disinfectants.1,2 Pesticides are usually categorized by the type of pest they are intend