Which major retail company pioneered the 'Loop' reusable packaging system that allows customers to return empty containers for cleaning and refilling?

The retail industry has been undergoing a major transformation in packaging design and materials to address growing environmental concerns. Many companies have made bold commitments to reduce plastic waste and carbon footprints through innovative packaging solutions. Test your knowledge about recent sustainable packaging breakthroughs that are reshaping consumer products and retail strategies.

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TerraCycle in partnership with major brands like P&G, Unilever, and Nestlé
Amazon with their Frustration-Free Packaging initiative
IKEA through their 'Packaging & Loading' sustainability program
Walmart's 'Project Gigaton' circular packaging division