Which scientist invented the process of 'airtight food preservation' that led to modern food packaging, after being motivated by Napoleon's military needs?

Packaging design has evolved dramatically over the centuries, with some innovations completely transforming how products are preserved, transported, and consumed. Beyond mere containers, packaging innovations have solved major distribution challenges, reduced waste, and sometimes become as iconic as the products themselves. Test your knowledge about a groundbreaking packaging innovation that changed an entire industry!

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Nicolas Appert, who developed canning in glass jars in 1809
Louis Pasteur, who developed pasteurization techniques in 1862
Peter Durand, who invented the tin can in 1810
John Landis Mason, who patented the Mason jar in 1858