Which of these nature-inspired packaging innovations has been successfully adopted by major retailers to replace plastic containers?

Sustainability and nature-inspired product design have become crucial in today's retail landscape. As consumers become more environmentally conscious, brands are innovating with natural materials, biomimicry principles, and zero-waste solutions. This poll tests your knowledge about a groundbreaking retail innovation that significantly reduced plastic waste while drawing inspiration directly from the natural world. Can you identify which pioneering design solution has actually been implemented by major retailers?

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Mushroom mycelium packaging that grows around products in 5-7 days and biodegrades completely after use
Seaweed-based gel capsules that dissolve in water for single-use toiletries and detergents
Spider silk protein spray that hardens into protective casings when exposed to air
Lotus leaf-inspired hydrophobic containers that self-clean and require no washing between uses