Magnetic fields. 1  Electric fields arise from voltage. 2  Their strength is measured in Volts per metre (V/m) 3  An electric field can be present even when a device is switched off.  Field strength decreases with distance from the 1  source. Most building materials shield electric fields to some extent.  Magnetic fields arise from current flows.
This is a skin thickening normally occurring in females with skin that is brown. It is caused by too much buildup of keratin in the outer layers of skin. The thickening of this skin defends it from rubbing, irritation as well as pressure.Most of the types of this condition are painless. While hyperkeratosis can happen anyplace on the body there are several regions that are typically more prone.yperkeratosis is a form of keratosis. Keratosis is a disorder of the skin caused by the overproduction of keratin. Hyperkeratosis is linked with qualitative abnormality of the keratin and causes thickening of the stratum corneum or the horny layer of the skin.
Warts on the Hand and Fingers. Warts are simply areas of skin that grow faster than normal due to the presence of the wart virus. Warts are skin-colored and feel rough to the touch. The technical name is verruca vulgaris. They are most common on the hands, feet and face but they can grow almost anywhere in the body.