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  2. I tried an EMF-blocking device to reduce my exposure to ... - AOL

    www.aol.com/finance/tried-emf-blocking-device...

    EMF stands for electric and magnetic fields, which, according to the National Institute of Environmental Health and Sciences, are invisible areas of energy often referred to as radiation. EMF can ...

  3. Electromagnetic shielding - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_shielding

    A laptop case with visible copper electromagnetic interference (EMI) coating shield on the inside. Such coatings are usually deposited by using electroless plating. It is applied both to home appliances and medical devices. [1] Typical materials used for electromagnetic shielding include thin layer of metal, sheet metal, metal screen, and metal ...

  4. Radiation protection - Wikipedia

    en.wikipedia.org/wiki/Radiation_protection

    Radiation protection, also known as radiological protection, is defined by the International Atomic Energy Agency (IAEA) as "The protection of people from harmful effects of exposure to ionizing radiation, and the means for achieving this". [1]

  5. Personal RF safety monitor - Wikipedia

    en.wikipedia.org/wiki/Personal_RF_safety_monitor

    Electromagnetic field monitors, as used in the cellular phone industry, are referred as "personal RF safety monitors", personal protection monitors (PPM) or RF exposimeters. [1] They form part of the personal protective equipment worn by a person working in areas exposed to radio spectrum radiation.

  6. Scientists Determine Once and for all If Cell Phones Cause ...

    www.aol.com/lifestyle/scientists-determine-once...

    In May 2011, IARC classified radio-frequency electromagnetic fields (RF-EMF) as possibly carcinogenic to humans, notes Nelly Awkar-Lazo, M.D., board-certified hematologist and oncologist with The ...

  7. Faraday cage - Wikipedia

    en.wikipedia.org/wiki/Faraday_cage

    Elevators and other rooms with metallic conducting frames and walls simulate a Faraday cage effect, leading to a loss of signal and "dead zones" for users of cellular phones, radios, and other electronic devices that require external electromagnetic signals. During training, firefighters and other first responders are cautioned that their two ...

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