Which packaging innovation was specifically invented to solve the problem of food spoilage for military personnel before becoming widely adopted by consumers worldwide?

Product packaging has evolved dramatically over the centuries, with groundbreaking innovations that changed how goods are protected, preserved, and presented to consumers. Some packaging inventions have been so revolutionary that they transformed entire industries and consumer behaviors. Test your knowledge of these packaging breakthroughs that have shaped retail history and product presentation!

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Vacuum sealing (created in 1940s)
Tin canning (invented in 1810 by Peter Durand)
Cellophane wrapping (developed in 1908)
Tetrapak cartons (introduced in 1952)