Which sustainable packaging innovation, first commercialized in 2009, uses mushroom mycelium as an alternative to petroleum-based protective packaging?

Throughout history, inventors have revolutionized how we package and preserve products. In recent decades, sustainability has become a critical focus in packaging innovation. This trivia question explores a groundbreaking sustainable packaging invention that significantly reduced environmental impact while changing an entire industry's approach to product delivery.

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Mycobond/Mushroom Packaging
Bamboo Fiber Containers
Algae-based Plastic
Cornstarch Packing Peanuts