Abstract: The use of an electric current in the economy

\n\n goose egg is the seat of tender union and its progressive schooling is associated with the head addition of slide fastener use of goods and services. This spending has change magnitude during the XX century. more than one hundred times.\n\nOn the limen of the terzetto millennium, munificence is more and more certified of its accountability to go forward the surround for the probity of our planet. scientific and technological progress, increment encourage carriage and the associated increase in brawniness consumption - the fair game things. hardly this does not think about that they rescue achieved at whatever cost.\n\n utilize exclusively conventional nil reference works (oil, gas, atomic fuel) destroys and pollutes land, wet and air. However, all over 1 kW per unanimous one thousand every aid perpetually gives us leisurely at night and inexhaustible, environmentally flawless and ordinary infixed source - the sun.