Which famous product was accidentally discovered in 1945 when engineer Percy Spencer noticed a chocolate bar melting in his pocket while working with an active radar set?

Throughout history, some of the world's most influential products were discovered entirely by accident! Scientists and inventors were often working on completely different projects when they stumbled upon groundbreaking innovations. This trivia question explores one such serendipitous discovery that revolutionized how we preserve food and medicine. Test your knowledge about this accidental invention that changed everyday life across the globe.

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Microwave oven
Refrigerator
Non-stick cookware (Teflon)
Instant coffee