The book describes these materials in molecular terms and explores how nature produces these molecules and how we can act on nature to modify the materials to increase their beneficial properties. It also traces how lipids are processed, from the harvesting of crops to the appearance of the oils and fats in different products in the supermarket. The author discusses the importance of minor products present in the fats that we consume. This book examines the chemical and biological syntheses as well as the physical, chemical, and nutritional properties of lipids. It also describes analytical techniques used and demonstrates the independent and comparative analysis of various types of oils and fats.