Biotechnology Throughout History - Food Preservation Research one type of biotechnology and give a detailed report on two types commonly used today.

Food is the key to our survival. Without pabulum, we would simply die; because feed is so important, pabulum preservation has been one of the oldest technologies use by humanity beings. naked techniques and ideas have been thought up and carried out lengthwise the years so that we can keep our feed break down for ampleer. Nowadays, few of the well known ways to preserve our forage accommodate:Refrigerating and haltDryingSmokingCanning and bottlingSaltingAll these methods are divided into two groups; sensual and chemical. natural preservation involves methods which result in killing withdraw the micro-organisms present. This excessively includes stopping their growth for huge enough to suffer the forage to be safely consumed. Chemical preservation aims to do the said(prenominal) thing but these preservatives work either as go microbial poisons or by reducing the pH to a level of acidity. There have been many methods developed to assistance preserve our nutri ent better. A common method utilise many years ago and today is refrigerating and/or freeze. Almost every house hold in Australia and end-to-end the world owns a refrigerator. Refrigerators are one of the most registration forms of food preserving. Refrigerators are designed to slow down the process of bacterial activity so that our food can be kept giganticer.

Freezers however, are designed to completely or close to stop the whole cycle of bacteria activity. By freezing food, bacteria are completely inactive therefore resulting in us preserving our food for even languisher than normal. All food contains c ells; and these cells have some sort of wate! r in them. Because food has a lot of water in it, it compresss a long time to freeze. Completely freezing food may deem temperatures down to minus five degrees Celsius. If food takes a long time to freeze, some of the texture and taste of the food develop?t be... If you want to get a full essay, cross it on our website: OrderCustomPaper.com

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