At present electronic has an important and very key role. Everybody possesses plenty electronics gadgets at home and want to use them all the time.

Working in the building industry is considered to be a pretty risky job. It is so because of different reasons. Firstly, such employees use machines. Inappropriate usage of some of them cannot make greater harm to their health. However, still in case of plenty of them, like so called mining equipment, the probability of various injuries is considerably greater. Another factor that may contribute to difficulties of the employees is that they often work on relatively great heights.