What was 3M scientist Spencer Silver originally trying to create when he accidentally developed the adhesive used in Post-it Notes?

Product design often emerges from unexpected places! Some of our most ubiquitous products started as failed experiments or happy accidents. This trivia question explores the fascinating backstory of a product that revolutionized note-taking and organizational tools in offices worldwide. Test your knowledge about the serendipitous journey from laboratory mishap to indispensable office supply.

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A super-strong adhesive for aerospace applications
A waterproof coating for surgical tape
A heat-resistant glue for electronic components
A biodegradable alternative to plastic packaging adhesives