Which scientific breakthrough in product design led to the creation of a multi-billion dollar retail category that began with the accidental discovery of a 'failed' super-strong adhesive?

The intersection of science and retail has led to revolutionary product designs that have changed how we shop and use everyday items. From biomimicry to sustainable materials science, scientific approaches to product design have transformed consumer experiences and retail strategies. Test your knowledge about landmark scientific product designs that disrupted traditional retail markets and created new consumer categories.

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Post-it Notes (3M's repositionable adhesive that initially failed as a strong glue but succeeded as a removable note paper)
Gore-Tex (The waterproof, breathable fabric membrane originally developed for plumbing tape)
Super Glue (Cyanoacrylate adhesive discovered during attempts to make clear plastic gun sights)
Kevlar (High-strength material intended for tire reinforcement before finding use in bulletproof vests)