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2. Microwave oven - Wikipedia

   en.wikipedia.org/wiki/Microwave_oven

   A microwave oven, c. 2005 Simulation of the electric field inside a microwave oven for the first 8 ns of operation. A microwave oven heats food by passing microwave radiation through it. Microwaves are a form of non-ionizing electromagnetic radiation with a frequency in the so-called microwave region (300 MHz to 300 GHz).

3. The Story Behind the Microwave - AOL

   www.aol.com/.../food-story-behind-microwave.html

   Raytheon patented the dielectric heating device, naming it the Radarange, and in 1947 the first commercially available microwave oven hit the market. What started as an 800-pound device priced ...

4. The Microwave Was Invented Utterly by Accident One Fateful ...

   www.aol.com/lifestyle/microwave-invented-utterly...

   In 1947, just a year after Spencer’s snack food serendipity, the first commercial microwave oven hit the market. Called the “Radarange,” it weighed nearly 750 pounds and cost more than ...

5. Percy Spencer - Wikipedia

   en.wikipedia.org/wiki/Percy_Spencer

   In 1947, the first commercially produced microwave oven was about 6 feet tall, weighed about 750 lbs, and cost about $5,000 (equivalent to $68,227 in 2023). In 1967 the first more affordable, $495 (equivalent to $4,523 in 2023), and reasonably sized (counter-top) Radarange brand microwave oven was made available for sale, [2] produced by Amana ...

6. Microwave - Wikipedia

   en.wikipedia.org/wiki/Microwave

   A microwave oven passes microwave radiation at a frequency near 2.45 GHz (12 cm) through food, causing dielectric heating primarily by absorption of the energy in water. Microwave ovens became common kitchen appliances in Western countries in the late 1970s, following the development of less expensive cavity magnetrons. Water in the liquid ...

7. Amana Corporation - Wikipedia

   en.wikipedia.org/wiki/Amana_Corporation

   Amana was acquired in 1965 by Raytheon, [7] which had invented the microwave oven in 1947, and introduced the commercial Radarange Model 1611 in 1954. [5] In 1967, Amana introduced a consumer model of the Radarange , the first popular microwave designed for home use.

8. Is it safe to stand in front of a microwave while it's on ...

   www.aol.com/lifestyle/safe-stand-front-microwave...

   Putting a non-microwave-safe material in a microwave oven can lead to chemicals leaching into your food (not good) or the melting of the container, which can lead to burns — or, at the very ...

9. Tappan (brand) - Wikipedia

   en.wikipedia.org/wiki/Tappan_(brand)

   1955 the first compact (24") microwave oven [2] 1960s electric ignition for gas ranges [ citation needed ] 1965 single-unit conventional range and microwave oven [ 2 ]