Food science is all of the science involved in taking agricultural food products from the farmer's gate to the grocery store, restaurant, or dinner table. Food scientists work with all sectors of agriculture. Food science includes both basic and applied biology, microbiology, chemistry, math, business, engineering, physics, and other disciplines. A food scientist's goal is to make safe, high quality food products that are profitable to all segments of agriculture. Food science students can also compete in national competitions dealing with food, such as Dairy Judging, Meats Judging, New Product Development, and the Research Chef's Association. The book demonstrates principles and evaluation practices behind starch, fruits and vegetables, milk and milk products, egg foams and emulsions, meat, fats and oils, sugar and jaggery cookeries, and preservation practical's include drying and dehydration of fruits and vegetables, jams and jelly making, fruit juices, squashes and pickling.