Which of these military-developed technologies was successfully marketed to civilians by Raytheon in 1947 as the 'RadaRange', becoming one of the most transformative kitchen appliances in retail history?

The intersection of military history and retail innovation has produced some of the most enduring consumer products we know today. Many everyday items began as military technology before clever retail marketing transformed them into civilian must-haves. This poll tests your knowledge of one such iconic product that made the leap from battlefield to household name, creating an entire retail category that continues to evolve with modern technology while maintaining its historical connection.

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Microwave oven (based on radar magnetron technology)
Electric pressure cooker (based on submarine pressure systems)
Non-stick cookware (developed for aircraft anti-icing systems)
Infrared food thermometer (derived from missile heat-seeking technology)