05.04.2019 11:48
According to historical data, it was established that people were still 6000–4000 B. C. er already used oil for personal gain. Then the bitumen from oil was used in construction, and the oil collected from the surface of the water was used for heating.In ancient Egypt, oil was used for embalming....
18.03.2019 20:28
With the development of the economic and industrial sectors in the world, one can judge the feasibility of investments and capital investments. Along with the development of the financial sector, the oil and gas and mining industries are developing - the world market is not standing still, new...