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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).
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 (a division of Raytheon). [4] Spencer became Senior Vice President and a Senior Member of the Board of Directors at Raytheon. He received 300 patents during ...
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 ...
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 .
Microwaves weren’t necessary for popcorn in the ‘80s. Whether air-popped or made with a hot oil popper, the sight and sound of kernels bursting into fluffy, buttery popcorn became a movie ...
Refrigerator, toaster, kettle, microwave, blender A home appliance , also referred to as a domestic appliance , an electric appliance or a household appliance , [ 1 ] is a machine which assists in household functions [ 2 ] such as cooking , cleaning and food preservation .
Food packaging like burger wrappers and take-out containers have long contained forever chemicals. The FDA says it's stopping that. (Getty Creative) (Daniel Lozano Gonzalez via Getty Images)
On March 3, 1845, Florida became the 27th state of the United States of America. Its first governor was William Dunn Moseley. [60] Almost half the state's population were enslaved African Americans working on large cotton and sugar plantations, between the Apalachicola and Suwannee rivers in the north central part of the state.