Page 52 - WAVES
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Detrimental effects of excessive exposure to certain components of the electromagnetic
    spectrum


    Radio Waves                                 No evidence of hazard


    Microwaves                                  1. Internal heating of body tissues when they enter our body.
                                                2. Long exposure to mobile phones can cause brain tumor and

                                                     inner ear complications in children.

    Infrared                                    1. Skin burns

    Visible light                               No evidence of hazard

    Ultraviolet                                 1. Damage to the surface cells (including skin cancer) and

                                                     blindness

    X-rays                                      1. Damage to cells.

    Gamma rays                                  2. Cancer, mutation
                                                3. The mutated cells may result in the abnormal growth of cancer
                                                     cells.

                                                4. Pregnant mothers who are exposed to X-rays and radiations
                                                     too frequently may cause abnormalities in new born babies.




                  “      It you thought that science was certain -- well,





                                    that is just an error on your part.

                                        .                                                         ”

                                                                                                  Richard P. Feynman

                                                                                                           (1918 - 1988)                  52
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