Flue gas,

Definition of Flue gas:

1. Hot gases coming out of a chimney, venting a burner or a combustion chamber. Flue gas may contain oxides of carbon, nitrogen, and sulfur as well as fly-ash, other pollutants, and water vapor.

2. A mixture of gases produced by the burning of fuel or other materials in power stations and industrial plants and extracted via ducts.

How to use Flue gas in a sentence?

1. The company uses a biological process to treat flue gases from steel plants.