The physical properties of food include several factors such as mass transfer, heat transfer, and unit operations that are part and parcel of the engineering principles influencing the state of food. This book deals with some aspects of the physical properties of food. The book aims to impart a basic understanding among the students who wish to know the physical properties of foods and other factors underlying it. This book can help both undergraduates and other students who would like to take up courses in food processing technology.