Essay by terry_thommo July 2004

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Technology: Microwaves

1. When did it developed?

It was during a radar-related research project around 1945 that Dr. Percy LeBaron Spencer, a self-taught engineer with the Raytheon Corporation developed the microwave.

2. Where did the technology come from?

Dr. Spencer fashioned a metal box with an opening into which he fed microwave power. The energy entering the box was unable to escape, thereby creating a higher density electromagnetic field.

3. What are the benefits?

The microwave comes in all sizes, colours to fit any kitchen and a price to please almost every pocketbook. The result? Fresher food, less waste, less time and a lot of money saved.

4. Are there likely developments of this technology?

Today, the magic of microwave cooking has radiated around the globe, becoming an international phenomenon.