https://telegra.ph/The-Three-G....reatest-Moments-In-B
How is a Microwave Built? Microwave ovens have taken household convenience to a whole new level. They are designed to fit in wall cabinets or on top of kitchen islands. They are also made from a variety of materials. The cavity magnetron tube that emits microwaves was first invented in 1940 at Birmingham University in England. Percy Spencer discovered that this device could heat food after he watched the corn pop and eggs cook. Raw Materials Microwave (MW) heating has gained immense traction in the f
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