Question

Which of the following is the most harmful pollutant released by coal-burning industries?

Options

• Methane

• Sulfur dioxide

• Carbon monoxide

• Nitrogen

Answer 1

Sulfur dioxide

Explanation:

Coal-burning enterprises release the most harmful pollutant, sulphur dioxide (SO₂), leading to acid rain, air pollution, and respiratory difficulties. Carbon monoxide and methane are other pollutants, while sulphur dioxide is particularly harmful from coal combustion.