Which packaging innovation holds the Guinness World Record for 'Most Environmentally Friendly Packaging Material'?

The Guinness World Records has documented countless achievements in product design and packaging innovation. Some packaging breakthroughs have been so significant they've earned official world record status! Test your knowledge about the intersection of packaging design and world records with this challenging trivia question.

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Mushroom Packaging (mycelium-based material)
Seaweed Packaging (alginate wrap)
Liquid Wood (lignin-based bioplastic)
Stone Paper (calcium carbonate-based)