Which scientific innovation revolutionized the retail pharmacy experience by allowing customers to see and select their own products rather than requesting them from behind a counter?

In the intersection of science and retail, innovations have revolutionized how products are developed, marketed, and sold. From scientific breakthroughs in packaging materials to sophisticated data analytics that predict consumer behavior, science has transformed the retail landscape. This trivia question explores a fascinating milestone where scientific advancement created a new retail customer experience that changed an entire industry.

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Self-checkout kiosks with integrated biometric verification
Automated prescription dispensing machines
The self-service pharmacy model pioneered by Charles R. Walgreen
Digital prescription scanning and fulfillment systems