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People have always tried to solve the mystery of the depths of our planet. What is at the center of the Earth? Why do earthquakes and volcanic eruptions occur on Earth? Where are minerals found? Are the continents moving or standing still? Why do some land areas rise and others fall? What is the age of our planet? What was the Earth like millions of years ago? It's not easy to find out. And if you cut a well to the center of the Earth? Deep drilling is one of the methods of studying the earth's interior. It allows you to learn a lot about the structure of our planet. The deepest well does not exceed 15 kilometers, and the distance from the surface to the center of the Earth is 6370 kilometers. And yet, with the help of drilling, scientists have found that when approaching the center of the Earth, the temperature rises. On average, for every hundred meters of depth, it increases by three degrees. Drilling is not only a way to study the earth's rocks, but also the need to extract minerals, such as, for example, oil and gas. After all, these products are vital to the economy. Drilling is carried out in various parts of the world and these works are never suspended. People of various professions are engaged in drilling. The lowest link in the team is the helper. It performs the most difficult work on installation, transfer and cleaning of drilling equipment. Quickly learns and listens carefully to the instructions of the driller and drill master. Next in the team is pombur. It is also hard physical work, he must organize work in the team. It helps the driller at work. Next-Riding. This person is not afraid of heights and should wear insurance. It feeds drill pipes, works in any weather. In addition, it should aid the engineer in preparing the drilling fluid to prepare a solution. It checks the condition of the drilling mud and starts the pump. The driller is another important person in the team. He supervises the drilling equipment, the drilling speed. On modern drilling rigs, it works (sits)in a special driller's chair, but this is not everywhere. And finally, the drill master. The oldest and most experienced person in the team. He is responsible for paper reporting and safety of work on the drilling site. He must be sure that all the equipment is working properly.

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pd101

Английский язык

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