At present, much attention is paid to the use of solar energy. Solar energy, in addition to traditional energy, is ecologically clean while changing. The rarity and the rising cost of fuel is one of the main problems of the scientific technique, which is the acquisition of infinite resources of...

In this article, all stages on the life cycle of automobile tires and technical ISO standards are used to assess. One of the life cycle of the use of tires, this time allocated to chemical and mechanical connections. Developing countries account the amount of tires in the press and processing...

This article gives us information about ethnic composition of people inhabiting the Khorezm oasis at the end of XIX century and beginning of XX century, nomadic population, their regional location and changes in the ethnic composition of the population after the occupation of Central Asia by the...