Detailed information on fibers used in the production of leather goods, classification of materials, proximity and similarity to the composition of fibers, molecular composition and physical and chemical properties. Also, the molecular structure and properties of natural and chemical fibers are explained in this state.

The article discusses the quality of pre-school education. The actuality of the present investigation is grounded by the fact that the problems of organization and management of preschool educational establishment are in the order of the day yet, because it is clear when the education of children is well organized in the primary grades positive results can be achieved in the upper grades. The aim of the article is to analyze and give a detailed description of the pupils’ attitudes to learning that are different, especially, primary school pupils have their own aspects of work, what creates a number of difficulties in the organization of educational work.

This article presents a methodology for determining the necessary parameters for determining bottomhole pressure when increasing the gas condensate flow rate of gas condensate fields. If the well is gas-condensate, then determining the bottomhole pressure using the barometric formula is based on the fact that it is preferable to use the readings of the production column in a moving well.

This article talks about the practical work being done for the education of children with disabilities, inclusive education and the adopted law on this education, as well as the current problems and shortcomings in this regard.

In the article, the meaning and importance of the position of the republican was discussed in the development of the republican society.