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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 .
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
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 .
The Microwave Oven: Percy Spencer The microwave oven was invented as an accidental by-product of war-time (World War 2) radar research using magnetrons (vacuum tubes that produce microwave radiation, a type of electromagnetic radiation that has a wavelength between 1 mm and 30 cm).
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 ]
In 1993, Galanz trial-produced 10,000 microwave ovens. In 1995, Galanz ranked first in the Chinese microwave oven market with a market share of 25.1%. In 1998, Galanz became the world's largest microwave oven manufacturer with 40% global market share. In 1999, Galanz's production and sales exceeded 6 million units.
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