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Overview. Continuous evolution evidence dating back to 20,000 years ago.Drastic improvements only happening in the last 200 years.Science during this period (18th and 19th centuries) heavily influenced preservation and the food industry.. Preservation Effects. Permitted less nomadic travelsCom
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1. The History of Food Preservation: How Science in the 18th and 19th Centuries Changed the Food Industry Sally Tobler December 12, 2006