During WWII, which famous consumer product packaging design was repurposed by the US military for use as a waterproof case for artillery shells, earning it a military E Award for Excellence?

Throughout military history, product advertising and merchandising have played surprising roles in warfare. From recruitment posters to branded equipment, military forces have understood the power of product presentation and marketing. This trivia focuses on a famous product packaging design that had significant historical impact during a major conflict. Test your knowledge of how product design intersected with military strategy!

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The Coca-Cola bottle
The Zippo lighter case
The Pringles can
The M&M's cardboard tube