Flue-gas desulfurization

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Notion

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Science and technology

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What Wikipedia says

Flue-gas desulfurization (FGD) is a set of technologies used to remove sulfur dioxide (SO2) from exhaust flue gases of fossil-fuel power plants, and from the emissions of other sulfur oxide emitting processes such as waste incineration, petroleum refineries, cement and lime kilns.

Excerpt from the Wikipedia article “Flue-gas desulfurization”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NPS, Public domain, via Wikimedia Commons.