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Some people say that the very low frequency filed from overhead power cables near their homes has affected their health.

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Large doses of radio waves believed to cause cancer .

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How can a radio waves be dangerous?

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Radio waves are the lowest frequencies in the electromagnetic spectrum

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Radio waves are are used mainly for communication.

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How are radio waves used?

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How are radio waves made?

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Depending on the wavelength.

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Radio waves are made by different types of transmitter.