Pollutant: meaning, definitions and examples

air quality

A substance that pollutes the air, water, or soil, especially one produced by human activities.

contaminant, impurity, toxin

Examples of usage

• Air pollutants such as carbon monoxide and sulfur dioxide can have harmful effects on human health.

• The factory was fined for releasing pollutants into the river.

• Pollutants from cars contribute to smog in urban areas.

• Efforts to reduce pollutants in the environment are crucial for sustainability.

• Regulations have been put in place to limit the amount of pollutants released into the atmosphere.