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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.
Sharp introduced low-cost microwave ovens affordable for residential use in the late 1970s. Sharp was known as a mass marketed electronics manufacturer, known for quality, durability and affordability, however Sharp ventured into the high end stereo market in 1976 with the introduction of high end receivers, amplifiers, speakers, turntables and ...
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 ...
The company currently manufactures a wide range of electric and gas ranges under the Premier name and manufactures a microwave accessory shelf under the Top Shelf trade name. Electric ranges are available in 20, 24 and 30" widths. Gas ranges are available in 20, 24, 30 and 36" widths. There is also a Pro-series line of gas ranges in 20 to 36 ...
Over time, ovens have become more high-tech in terms of cooking strategy. The microwave as a cooking tool was discovered by Percy Spencer in 1946, and with help from engineers, the microwave oven was patented. [12] The microwave oven uses microwave radiation to excite water molecules in food, causing friction and thus producing heat. [13]
The holiday shopping season has returned, and so has the potential for scams. The FBI warns shoppers to "always" be wary of deals that seem too good to be true, especially as you begin to scope ...