When was the canning process discovered?

Correct option is D

The correct answer is (D) 1810

Explanation:
• The canning process, a method of preserving food by sealing it in airtight containers, was discovered and patented by Nicolas Appert in 1810.
• He developed the method in response to the French military's need for reliable food supplies during the Napoleonic Wars.

Information Booster:
• Later in 1810, an Englishman named Peter Durand patented the use of tin-coated iron cans for packaging food.
• Canning revolutionized food preservation, ensuring safety from spoilage microorganisms.

Additional Knowledge:
• 2000 (Option A), 1500 (Option B), 1700 (Option C): These are incorrect historical timelines for the invention of modern food canning.