This book aims to provide an overview of carcinogens. In the past few years, there has been an increase in cancer cases all over the world. Low food quality and increased pollution of the environment are the primary reasons for carcinogenesis. The main difficulty for experts is to find approaches for the prevention of cancer disorders. Hence, knowledge about the models for analyzing carcinogenesis and mutagens which emerge during cooking, ecological pollutants, and tests for precise discovery of carcinogens is extremely significant. This book intends to provide some useful information for experts and students in accomplishing their respective researches.