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"The Greatest Discovery Since Fire"
"Many of us have heard how a Raytheon engineer walked past a microwave tube one day, noticed that a candy bar in his pocket had melted, and was struck with the idea of using microwaves to cook food." This article discusses the "years, even decades, of engineering and marketing" to make the microwave oven work. From the American Heritage of Invention & Technology magazine.
http://www.americanheritage.com/articles/magazine/it/2005/4/2005_4_48.shtml

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