Pickling and curing. Originating as a means to prevent food from spoiling in pre-refrigeration days, curing and pickling techniques create distinctive characteristics in all manner of produce and meats. As food refrigeration requires some extra cost of preservation by pickling is the most suitable method of preservation at places where a scarcity of resources are there such as rural areas, Low-income societies, Low socio-economic countries, etc. For more information go through the pdf file attached below.
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