Abstract: The use of an electric current in the economy

\n\n naught is the basis of serviceman society and its industrial development is associated with the handle growth of cleverness expending. This consumption has increase during the XX century. much than 100 times.\n\nOn the threshold of the thirdly millennium, humanity is progressively aware of its office to preserve the surroundings for the purity of our planet. scientific and technological progress, increase comfort bearing and the associated increase in energy consumption - the objective things. provided this does not soused that they have achieved at any cost.\n\n employ only tralatitious energy mentions (oil, gas, nuclear fuel) destroys and pollutes land, water and air. However, all over 1 kW per square bill every minute of arc continuously gives us light at night and inexhaustible, environmentally flawless and semipublic natural source - the sun.