Which of these hugely successful consumer products was originally discovered when a scientist was trying to develop a super-strong adhesive but instead created one that was remarkably weak?

Throughout history, many revolutionary products were discovered completely by accident! Inventors were often working on something entirely different when they stumbled upon breakthroughs that changed consumer behavior forever. This trivia tests your knowledge about famous accidental product discoveries and how they transformed from laboratory mishaps into retail phenomena. Can you identify which unexpected discovery led to a billion-dollar industry?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Post-it Notes (the adhesive could stick to surfaces but be easily removed without damage)
Teflon (the slippery coating was accidentally discovered during refrigerant research)
Super Glue (originally found when trying to make clear plastic gun sights during WWII)
Velcro (inspired when a Swiss engineer noticed burrs sticking to his dog's fur after a hunting trip)