In which century did Nicolas Appert invent airtight food preservation?
18th
20th
19th
17th
Answer
19th century. Nicolas Appert, a French chef and confectioner, invented the airtight food preservation method in the early 19th century. His technique involved heating food in sealed glass jars to kill microorganisms and create a vacuum, preventing spoilage. This method, known as "appertization," revolutionized food preservation and paved the way for the development of the canning industry.
Mastering the Art of Preservation: The Nicolas Appert Challenge
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