Which innovative scientific product overcame initial market resistance through a marketing campaign featuring live demonstrations where consumers could witness its 'invisible shield' protection in action?

The commercialization of scientific breakthroughs often leads to revolutionary consumer products that change how we live. Behind these innovations are sophisticated marketing campaigns that transform complex science into must-have products. This poll tests your knowledge about a landmark marketing campaign that helped a scientific innovation gain widespread adoption despite initial consumer skepticism.

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Scotchgard fabric protector, marketed by showing half-treated fabrics repelling liquids while untreated sides absorbed stains
Teflon non-stick coating, promoted through demonstrations of eggs sliding off pans without leaving residue
Gore-Tex waterproof membrane, showcased through extreme weather testing with protected and unprotected hikers
Pyrex laboratory glassware, marketed to households by demonstrating its heat resistance compared to standard glass