What was the original intended purpose of the adhesive that eventually became the key component in Post-it Notes?

Many of today's most beloved products were born from unexpected discoveries or accidents in the lab. One such revolutionary office product came from a failed experiment that sat unused for years before its potential was realized. This poll explores the fascinating origin story of a product that changed how we organize information and communicate in workplaces worldwide.

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

A super-strong adhesive for aerospace applications
A temporary adhesive specifically designed for paper products
A medical adhesive for surgical bandages
A weather-resistant adhesive for outdoor signage