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Food drying is a method of food preservation in which food is dried (dehydrated or desiccated). Drying inhibits the growth of bacteria , yeasts , and mold through the removal of water . Dehydration has been used widely for this purpose since ancient times; the earliest known practice is 12,000 B.C. by inhabitants of the modern Asian and Middle ...
Drying fish is a method of food preservation that works by removing water from the fish, which inhibits the growth of microorganisms. Open-air drying using sun and wind has been practiced since ancient times to preserve food. [21] Fish are also preserved through such traditional methods as smoking and salting. [22]
Preserving fruit by turning it into jam, for example, involves boiling (to reduce the fruit's moisture content and to kill bacteria, etc.), sugaring (to prevent their re-growth) and sealing within an airtight jar (to prevent recontamination). Different food preservation methods have different impacts on the quality of the food and food systems.
Whether choosing to preserve food by canning, freezing or drying, remember there are guidelines to follow for the best results in safety and flavor.
Fish are preserved through such traditional methods as drying, smoking and salting. [2] The oldest traditional way of preserving fish was to let the wind and sun dry it. Drying food is the world's oldest known preservation method, and dried fish has a storage life of several years. The method is cheap and effective in suitable climates; the ...
For example, the appearance in the 1980s of preservation techniques under controlled atmosphere sparked a small revolution in the world's market for sheep meat: the lamb of New Zealand, one of the world's largest exporters of lamb, could henceforth be sold as fresh meat, since it could be preserved from 12 to 16 weeks, which was a sufficient ...
The primary purpose of freeze drying within the food industry is to extend the shelf-life of the food while maintaining the quality. [1] Freeze-drying is known to result in the highest quality of foods of all drying techniques because structural integrity is maintained along with preservation of flavors. [1]
Drying or dehydration was the earliest form of food preservation: figs, dates or grapes which fell from the plant and were sun-dried may have been consumed by early hunter-gatherers as edible and more long-lasting and sweeter. [4] [5] [6]
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