Canned food stored in antarctica near the south pole, for example, remained edible after 50 years of storage, but such long-term preservation cannot be duplicated in the hot climate of the tropics raw fruits and vegetables and uncooked meat are preserved by cold storage or refrigeration. Firstly, food may be preserved by cooling or freezing, to a very low temperature when long-term preservation is required this was originally done by packing in a mixture of salt and ice today, cold storage is big business and refrigeration is a highly-developed science.
Food preservation 10 definition food preservation is the process of treating and handling food to stop or slow down spoilage (loss of quality, edibility or nutritional value) and thus allow for longer storage.
An essay or paper on methods of food preservation since the beginning of time, people have looked for ways to preserve food for future use there are no records around telling when the first preservation method was discovered or used perhaps people noticed that a fire dried food and that the smoke preserved it or maybe hungry hunters ate dried b.
Drying drying is an ancient technique of food preservation and works well for many food types it is an inexpensive method of food preservation, as you rely on the sun or an oven dried foods are compact and easily stored or carried the greatest disadvantages of drying food include loss of colour, loss of flavour and loss of vitamins. Food processing is the set of methods and techniques used to transform raw ingredients into food or to transform food into other forms for consumption by humans or animals either in the home or by the food processing industry. There is no single method of food preservation that provides protection against all hazards for an unlimited period of time canned food stored in antarctica near the south pole, for example, remained edible after 50 years of storage, but such long-term preservation cannot be duplicated in the hot climate of the tropics. Food preservation : men have preserved their foods from ancient times in order to keep the results of harvesting for winter months, for resale, for storage, and for transporting from sea to inland, overseas, or cross-country.
Check out our food preservation essay introduction according to platt (2011), food science and technology entails the understanding and application of the science disciplines to device methods that can sustain quality food.
Food preservation involves the delaying of the onset of multiplication of these micro-organisms food preservation is a process by which are prevented from getting spoilt for a long period of time the colour, taste and nutritive value of the food are also preserved.