consists of four separate independent mining complexes, the big tunnel of rozja west, bernaki and the clarist mine complex ? the hardships, we put our hearts into the coal mountain. look, we have a workshop called ka panj, absolutely space don't put too much pressure on the sticks with different tunnel spaces, yes, be careful above your head. the only way to depict the ascent of a single person and hand in hand with the camera was to use the camera, you can see if you can reach me. bend 40 to 60-70 cm in the tunnel wall downwards. or the upper part is equipped and secured with wooden fasteners, and methane gas is the most dangerous gas that exists in coal mines, and one of the problems is lack of oxygen. experienced companions can help. 40 45 50 wood means this distance 40 45 how many hours of work ali sir here 8 hours. the image of the coal mine here went in front of the camera. from the horizon of 22 40, a hole is made to the surface of the mountain. when we go outside , we will try to see the surface . another day passed without any incident, both for us and for my colleague. portraying th