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WebCora Cummings. Radio waves may break down tissue and destroy DNA structure when they travel through the human body at extremely high levels. Radio waves have been … WebRadio and television broadcast stations transmit their signals via RF electromagnetic waves. There are thousands of radio and TV stations on the air in the United States. Broadcast stations transmit at various RF frequencies, depending on the channel, … FCC Policy on Human Exposure to Radiofrequency Electromagnetic Fields … WebJan 28, 2024 · Considered a type of non-ionizing radiation, microwave radiation is a class of radio waves that have frequencies ranging from 3000 waves per second (3 kHz) to 300 billion waves per second (300 GHz). The NASA video below explains microwave radiation not only in our homes but also in nature and how it’s used in science. how does excel sumproduct work