The book presented describes about original research work "synthesis of novel graft copolymers explored by natural biopolymer (oatmeal) using various grafting technique, synthesis was confirmed by physico-chemical characterization and synthesized graft co-polymers were subjected to find their environmental & pharmaceutical applications". This book has been divided into five chapters. Chapter 1 includes Introduction & Literature Review of the work done. Chapter 2 includes various synthesis techniques & physico-chemical characterization of product to confirm the synthesis. Chapter 3 contains Environmental application of the product. Chapter 4 contains Pharmaceutical applications of the product synthesized. Finally, Chapter 5 contains conclusion of the entire research done.