Incineration or burning of any fuel leaves a series of residual gases that promote global warming; however Altos Hornos de Mexico (AHMSA) agreed with the UN a methane gas burning system in its coal mines that greatly lessens the impact on the environment.
AHMSA informs that to operate a coal deposit, methane gas is extracted in advance by drilling, to keep the safety of workers. If this gas is discharged into the atmosphere, will produce a warming effect…