Saturday, November 23, 2013

Food Preservation Methods

Food preservation is the process of treating and handling food to across-the-board stop or slow down Food spoilage, red of quality, edibleness or nutritional value and thus take on for long-dated food storage. Preservation usually involves preventing the growth of bacterium, fungus kingdom (such as yeasts), and other micro-organisms. Method | How does it work? | Example of method: | Drying (e.g. freeze-drying, spray-drying, sun-drying) | Drying essentially dehydrates or removes the moisture from the food and this simple cumulate inhibits the growth of bacteria, mould and yeast. It slows down the enzyme work without deactivating them. | Sun-Dried tomatoes Fruits(apricots, Raisins) | frost/ refrigerate | In the case of refrigeration, the idea is to slow bacterial action to a crawl so that it takes food untold perennial (perhaps a week or two, rather than fractional a day) to spoil. In the case of freezing, the idea is to stop bacterial action altogether. Frozen bacteria are completely still. | meats return (generally goes maudlin when frozen) vegetables beverages | Canning | In drive outning, you boil the food in the can to pop up all the bacteria and postage the can to prevent whatever new bacteria from acquiring in. Since the food in the can is completely sterile, it does not spoil.
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formerly you open the can, bacteria draw in and begin fight the food, so you have to refrigerate the table of contents after opening. | Tinned peaches Plum Tomatoes Honey Tuna | Dehydrating | Since some bacteria die or become complet! ely inactive when desiccate, dried foods kept in air-tight containers can pass forward quite a long time. | powderise milk disintegrate soups and sauces Pasta Instant Rice | Freeze-Drying | Freeze-drying is a special form of drying that removes all moisture and tends to have handsome of an effect on a foods taste than normal vapour does. In freeze-drying, food is frozen and placed in a strong vacuum. The water in the food then sublimates (it turns straight...If you escape to get a full essay, order it on our website: OrderCustomPaper.com

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