Cellular Telephones. How Do They Work and Are They Safe? Meagan Morrell May 3, 2000. What Is a Cell Phone?. A cell phone is nothing but a radio. They work like a two-way walkie-talkie that acts like a phone.
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How Do They Work and Are They Safe?
May 3, 2000
Radiation Scan of a Normal Cell Phone Before & After Phone/Shield Added