slag

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Copper, steel, aluminum and precious metals can be recovered, but rare-earth metals typically fuse with other byproducts in waste called slag.

From The Wall Street Journal • Jan. 23, 2026

She argues that incineration increases residual slag and releases harmful toxins like mercury and dioxins.

From BBC • Jan. 22, 2025

"And if you get the balance right and cool the slag quickly enough, you end up with reactivated cement, without adding any cost to the steelmaking process."

From Science Daily • May 22, 2024

The Cambridge team spotted the composition of used cement is almost exactly the same as the slag used in electric arc furnaces.

From BBC • May 22, 2024

I have been waiting for it ever since Smithy and Mara became felters overnight, even though they still carried the slag metal everywhere.

From "The Many Assassinations of Samir, the Seller of Dreams" by Daniel Nayeri