Which WWII-era military product packaging innovation is still widely used in retail packaging today?

Before modern military gear became collectible memorabilia, armies throughout history developed sophisticated packaging and branding for their supplies. This packaging wasn't just functional—it often served propaganda purposes, boosted morale, and created lasting historical artifacts. Test your knowledge about how military forces have packaged and marketed their products throughout history.

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K-ration boxes with waterproof wax coating
Aerosol cans (developed for military insecticides)
Vacuum-sealed tins for ammunition storage
Cellophane-wrapped medical supplies