In underground coal mines are much more danger , as it incorporates the risky fumes and the hazardous gases that may be present in an influential quantity that can have physiological effects on the human body and can even be lethal. Timely Detection of these hazardous gases is a major challenge and needs to be followed for the safety of the miners present in the mine. As per CMR-2017 No person shall be appointed as a competent person unless he holds a Gas Testing Certificate. In a gassy seam of the second or third degree no person shall be appointed to supervise or operate any electrical machinery, apparatus or appliance other than a telephone or signaling device or an electric lamp or light, unless he holds a gas-testing certificate.
The objective of the course is to make fully conversant with the hazard due to Mine Gases to avoid explosion of gases and to prevent endangering person from the harmful and poisonous effect of the gasses. Difference between Oxidation, Combustion, Explosion and Detonation.Type of underground mine gaes & physiological effect of gas. How to checking of gas with gas detactor & flame safety lamp.