Which of the following gas causes explosion in coal mines?
Show answer & explanation
Correct answer: D
Explanation
Correct Answer is option 4 i.e. Methane.
There are two main types of coal mine explosions: methane and coal dust. Methane explosions occur when a buildup of methane gas contacts a heat source and there is not enough air to dilute the gas level below its explosion point.
- Methane is the simplest hydrocarbon, consisting of one carbon atom and four hydrogen atoms.
- Methane is a powerful greenhouse gas.
- Methane is flammable, and is used as a fuel worldwide.
- It is a principal component of natural gas.