The devices used in below ground mining

Czech Republic
Autor: Dick Thomas Johnson
The workers who duty underground are the particular type of employees. They work in locations where sun rays do not achieve and in areas where something bad may occur every time they work.

The most hazardous tasks done underground

Autor: pedrik
Everyone or almost everyone knows precisely how hazardous is the miners' everyday work. The person has to cope with anxiety but also with damaging atmosphere which is presented at each part when you go underground.