https://click4r.com/posts/g/19....187832/why-you-shoul
How is a Microwave Built? Microwaves have taken household convenience to a new level. They are designed to fit in wall cabinets or over kitchen islands. They are constructed from various materials. The cavity magnetron tube that emits microwaves was first invented in 1940 at Birmingham University in England. Percy Spencer realized that this device could be used to heat food when he observed eggs and corn pop cook. Raw Materials Microwave (MW) heating is gaining a lot of attention
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