What is the danger of reversing the air current in the event of a mine fire?

Reversing the air current during a mine fire can cause flammable gases formed by the fire to accumulate and potentially become explosive. When the airflow is reversed, it can disturb the distribution of gases, allowing them to concentrate in certain areas rather than being diluted or evacuated from the mine. This buildup of flammable gases, such as methane or other volatile compounds, increases the risk of an explosion. In the controlled management of mine fires, ensuring proper air circulation is crucial to mitigate the hazards associated with combustion and gases.

This understanding emphasizes the importance of maintaining a safe air current in mining operations to prevent dangerous situations that could arise from poorly managed airflow during emergencies.