This textbook is expected to be extremely useful to a wide variety of scholars and professional pertaining to many varied streams of science and technology. Postgraduate students and research scholars of Food Science & Technology, Nutrition & Food Science, Home Economists; Catering & Nutrition Schools: Quality Nutrition Breeding Studies, in particular, will benefit from the wealth of knowledge provided in the book and excellent reference content.This book covers the syllabi offered by various Indian state agricultural and traditional universities at under and post graduate levels. It also covers the syllabi of JRF, SRF, ARS, NET and departmental competitive examinations in the concise manner. This book covers a wide range of topics including food processing principles and applications; conventional and innovative food preservation technologies; food bio-preservation; use of enzymes for food preservation; basics and applied concepts of edible packing for food preservation; recent trends in active, smart and intelligent packaging for food products; food freezing technologies; use of biotechnology in food processing; hurdle technology; nanotechnology in food processing, challenges, and opportunity; and a very logically derived conclusion. All chapters of the book are comprised of fundamental information.