How Does A Microwave Work?
Percy Spencer accidentally invented the microwave oven when testing high-intensity microwaves for use in radar.
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Key Facts In This Video
Microwaves are a type of electromagnetic radiation and are used to heat our food. (0:30)
The first microwave ovens were over six feet tall and several hundred pounds. (2:45)
It's the length of the wave that enable microwaves to cook food. (3:16)