In many ways, the increasing demand for electricity is closely related to economic development. Countries with high living standards have high levels of electrification. Therefore, the electrical industry has changed and enriched the lifestyle of our times, which is beyond the reach of any other economic sector. The utilization of electric power not only develops new industries, but also plays a transformation role in almost all other industrial sectors.
Ask; How was oil discovered?
/kloc-since the middle of the 0/9th century, the increasing mechanization of railway construction and production in all walks of life has resulted in an increasing demand for lubricating grease for machines and vehicles. In addition, due to the general extension of working hours, factories and workshops have stronger requirements for lighting methods. At that time, the fuel used in lamps was animal oil and vegetable oil, mainly vegetable oil and whale oil. Petroleum products are also used on a small scale in the United States, Russia and Romania. Oil is injected into the oil pool and refined in the original way. As far as demand is concerned, the output is very limited.
1859, Edwin, USA? l？ Drake built the world's first oil drilling wooden tower in Pennsylvania.
19 in the 1950s, there was an upsurge of exploring large oil fields in North America, especially those places where oil emerged from underground.