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Title
Twisted fluorescent lamp in hand against the background of a power line #195385475
Description
Twisted fluorescent lamp in hand against the background of a power line.An incandescent lamp is an artificial light source in which light is emitted by an incandescent body heated by an electric current to a high temperature. As the incandescent body, a spiral made of a refractory metal most often tungsten or a carbon thread is most often used.