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Percy Spencer (July 19, 1894 – September 8, 1970) was an American physicist, electrical engineer and inventor who became known as the inventor of the microwave oven. [ 1 ] Early life
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 $2,000 .
Spencer Gifts LLC, doing business as Spencer's, is a North American mall retailer with over 600 stores in the United States and Canada. Its stores specialize in novelty and gag gifts , and also sell clothing, brand merchandise, sex toys , room decor, collectible figures, fashion and body jewelry, and fantasy and horror items. [ 2 ]
American companies were then sought by the US government to perfect and mass-produce the magnetron for ground-based, airborne, and shipborne radar systems, and, with support from the Massachusetts Institute of Technology's Radiation Laboratory (recently formed to investigate microwave radar), Raytheon received a contract to build the devices.
A microwave oven or simply microwave is an electric oven that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range. [1] This induces polar molecules in the food to vibrate [ 2 ] and produce thermal energy in a process known as dielectric heating .
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