fly ash

noun

Definition of fly ash

: fine solid particles of ashes, dust, and soot carried out from burning fuel (such as coal or oil) by the draft

Examples of fly ash in a Sentence

Recent Examples on the Web Additionally, the fly ash produced by Stronghold is classified as fertilizer and has been awarded an agriculture liming materials license by the Commonwealth of Pennsylvania’s Department of Agriculture. Billy Bambrough, Forbes, 22 June 2021 As for the reservoir, Compton said there have been discussions of using fly ash, a byproduct of coal-burning power plants, which would eventually harden and prevent the reservoir from filling with water again. Curt Anderson, orlandosentinel.com, 6 Apr. 2021 As for the reservoir, Compton said there have been discussions of using fly ash, a byproduct of coal-burning power plants, which would eventually harden and prevent the reservoir from filling with water again. Curt Anderson, ajc, 6 Apr. 2021 As for the reservoir, Compton said there have been discussions of using fly ash, a byproduct of coal-burning power plants, which would eventually harden and prevent the reservoir from filling with water again. Curt Anderson, Star Tribune, 6 Apr. 2021 Wilson has been in discussion with DOE which is funding research into fly ash REE harvesting thanks to the 2017 Executive Order. Eric Tegler, Forbes, 26 Feb. 2021 Iron flecks in coal fly ash, for example, are amorphous globs that dissolve more easily than the crystals found in mineral dust. Emily Underwood, Smithsonian Magazine, 3 Jan. 2020 Iron flecks in coal fly ash, for example, are amorphous globs that dissolve more easily than the crystals found in mineral dust. Emily Underwood, Smithsonian Magazine, 3 Jan. 2020 Iron flecks in coal fly ash, for example, are amorphous globs that dissolve more easily than the crystals found in mineral dust. Emily Underwood, Smithsonian Magazine, 3 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fly ash.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fly ash

1931, in the meaning defined above

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The first known use of fly ash was in 1931

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Dictionary Entries Near fly ash

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fly ash

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Cite this Entry

“Fly ash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fly%20ash. Accessed 18 Sep. 2021.

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More from Merriam-Webster on fly ash

Britannica.com: Encyclopedia article about fly ash

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