How to Use slag in a Sentence

slag

noun
  • When the smelters smashed the furnace and the molten slag flowed out, what remained were precious lumps of copper.
    Matti Friedman, Smithsonian Magazine, 17 Nov. 2021
  • Dial worked in the steel mills of Birmingham, Alabama, and would sculpt the slag from the mills.
    Lisa Wong MacAbasco, Vogue, 17 Jan. 2023
  • The beacon’s red light is the only touch of color in the gallery, but its glow amid the hillocks of slag denotes not life but danger.
    Mark Jenkins, Washington Post, 30 Sep. 2022
  • Arney said the small explosion was due to water mixing with the hot slag.
    Karen Caffarini, chicagotribune.com, 1 Dec. 2021
  • In place of cement, CarbiCrete makes use of a waste product—the slag left over from steel production.
    Elizabeth Kolbert, The New Yorker, 21 Nov. 2022
  • Except, that is, for what had brought him out here: some ten thousand tons of ancient copper slag.
    Ruth Margalit, The New Yorker, 22 June 2020
  • Strewn about were piles of black slag, fist-size chunks left over from extracting copper from ore in furnaces.
    Matti Friedman, Smithsonian Magazine, 17 Nov. 2021
  • During the cleaning, one of the slag accumulations came loose, sprayed the area with molten slag and killed five people.
    Garfield Hylton, Orlando Sentinel, 19 Aug. 2022
  • That includes the collapse of a pile of alkali slag in east-central China in 2016 that washed away cars and fouled a major river.
    Keith Bradsher, New York Times, 12 Apr. 2023
  • Convinced that her friend is not only a liar but also a total slag, Alicent lets Cole leave.
    Josh St. Clair, Men's Health, 18 Sep. 2022
  • Four small metal pipes also were also in the path of the welding slag and other debris blown from the nozzle at high velocity with the gas.
    Edmund H. Mahony, courant.com, 5 Jan. 2022
  • In less than an hour, the furnace can process liquid steel at 3,000 degrees, with slag, or impurities, filtered out.
    William Thornton | Wthornton@al.com, al, 10 Dec. 2020
  • As the carbon vapor cools on the chamber walls, much of it condenses into fullerenes, but rare fullertubes also form, sprinkled like gems in a mountain of slag.
    James R. Riordon, Quanta Magazine, 20 Dec. 2022
  • Industrial wastes like fly ash and blast furnace slag have replaced cement in concrete at times.
    Carolyn Barber, Fortune, 13 July 2023
  • There are several types of coal ash, including fly ash, which is fine and powdery, bottom ash which is heavy and coarse, and boiler slag, which is melted bottom ash.
    Isabelle Chapman, CNN, 7 Dec. 2021
  • Ore, coke, and limestone go into the blast furnace, creating glowing liquid iron, along with a by-product called slag and huge quantities of CO2.
    Matthew Hutson, The New Yorker, 18 Sep. 2021
  • And caustic leachates from mountains of steel slag waste have wiped out fish populations in Pennsylvania and the United Kingdom.
    Robert F. Service, Science | AAAS, 3 Sep. 2020
  • Original pieces had roots in England’s slag glass companies.
    Brenda Yenke, cleveland, 3 Mar. 2022
  • The octagonal shade is set with 16 panels in two colors of slag glass behind overlay filigree designs.
    oregonlive, 3 Jan. 2023
  • One commonly used example is blast-furnace slag from steel mills, which is rich in calcium and hardens like standard cement when it’s mixed with water.
    M. Mitchell Waldrop, Discover Magazine, 26 Nov. 2022
  • The property is a former coke plant and slag dump that was restored in 2011 as a certified Ohio Job Ready site meant to attract manufacturing businesses.
    Kaitlin Durbin, cleveland, 27 May 2022
  • The mines, once the beating heart of the region, where giant mountains of metal waste known as slag still dot the landscape, now represent a looming environmental catastrophe.
    NBC News, 16 May 2021
  • Not using the steel slag made roads and highways that the company paved in Central and Southern Indiana deteriorate faster than expected, the office said.
    Lydia Gerike, The Indianapolis Star, 10 Sep. 2020
  • Until recently, the industry was finding economies in recycling fly ash and slag — waste products from coal plants, which are now growing scarce, and steel plants, which are concentrated in China.
    Justin Davidson, Curbed, 4 Dec. 2021
  • And the third company is Baiaoheng, which is developing a process of turning slag—a byproduct from the smelting industry—to make a cement-like material.
    Mary Hui, Quartz, 23 June 2022
  • Others have replaced cement in concrete partly with construction and industrial waste, mining slag, and fly ash.
    IEEE Spectrum, 8 May 2023
  • In Australia, a 1996 massacre prompted mandatory gun buybacks that saw, according to some estimates, as many as one million firearms melted into slag.
    New York Times, 25 May 2022
  • Instead of cement, the company uses waste slag from steelmaking in its concrete mix, and uses carbon dioxide captured from industrial plants to cure the concrete.
    IEEE Spectrum, 8 May 2023
  • The ongoing archaeology work for Metro C has also revealed the remains — copper slag and ingots, as well as the holes dug for small furnaces — of a sixth-century metallurgical workshop, the largest known in Rome from its time period.
    Jennifer Hattam, Discover Magazine, 22 July 2015
  • Various treatments are applied to batteries, which convert the materials into three components, an alloy, a slag fraction and clean air, released following a vigorous gas-cleaning process.
    Lucy Sherriff, Fortune, 28 Sep. 2021

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'slag.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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