Which packaging innovation holds the Guinness World Record for 'Most Sustainable Packaging Material' based on its biodegradation speed?

The packaging industry has seen remarkable innovations throughout history, with some breaking world records for their unique achievements. These record-breaking packages have not only revolutionized product protection and presentation but have also earned their place in the Guinness Book of World Records. Test your knowledge about these extraordinary packaging feats that have set global benchmarks in design, sustainability, and engineering.

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Mushroom mycelium packaging (fully biodegrades in 45 days)
Seaweed-based film wrapping (fully biodegrades in 60 days)
Bamboo fiber containers (fully biodegrades in 90 days)
Cornstarch packing peanuts (fully biodegrades in 120 days)