How do microwave ovens work?

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MICROWAVE ovens cook and heat food incredibly fast, in minutes or less. But how does this great invention work?

Microwave ovens operate in the electromagnetic spectrum at about the same frequency as a lot of telephones—2450 megahertz, but they have more power output as compared to cell phones.

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The Petri Dish is malaysia’s first dedicated science newspaper. Through The Petri Dish we aim to engage the public on the latest developments on biotechnology.