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Slag

Slag primarily refers to the stony waste matter separated from metals during the smelting or refining of ore. It's a byproduct of high-temperature metallurgical processes used to extract metals like iron, copper, and lead. Composed of unwanted materials like silicates, oxides, and sulfides, slag forms as a molten layer that floats atop the molten metal due to its lower density. It is then removed and can be discarded or, increasingly, repurposed in various applications like road construction, cement production, or as a soil amendment, depending on its composition and quality. The term can also be used figuratively to describe something of low quality or value, representing discarded or worthless material, or as a verb to describe something negatively such as slacking or behaving poorly.

Slag meaning with examples

  • During the iron smelting process, the molten iron settles at the bottom, and the slag floats to the surface, containing impurities from the ore and fuel. This slag is carefully removed, leaving behind the purified iron. Modern methods aim to minimize slag formation to improve efficiency. The collected slag can then be processed or disposed of depending on the specific application and the composition of the material formed.
  • The mining operation generated vast amounts of slag that needed proper disposal. Companies now investigate methods of repurposing the slag to reduce environmental impact. Due to concerns over leaching and runoff, it needs to be handled properly. Finding sustainable uses, such as using the slag in construction materials or reclaiming it for other processes, is an important focus for the operation.
  • The report was full of critical slag. The writer did not give an insightful argument, but instead they had a series of petty criticisms to avoid the real point. They didn't offer any suggestions or provide constructive solutions to the issues raised. Instead, they seemed to focus on attacking the messenger with little regard for the validity of their complaints.
  • The team's performance was full of slag after the loss. The players blamed each other. The captain said the team would clean up their act. It was hoped they would refocus and improve their approach to be prepared for the following week’s games. The coach was determined to try to get the players to focus on the games ahead.

Slag Crossword Answers

5 Letters

WASTE DROSS

6 Letters

SCORIA

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