Which famous product was originally developed as a failed wallpaper cleaner before finding success in its current use?

Many revolutionary products began with unexpected origins or surprising development stories. Behind some of the world's most familiar logos and products lie fascinating tales of innovation, persistence, and sometimes pure accident. This trivia question explores the intriguing product development history behind one of the world's most widely used everyday items. Test your knowledge of how this common product came to be!

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

Play-Doh
Post-it Notes
WD-40
Bubble Wrap