basic slag

American  

noun

Metallurgy.

1. slag formed by the basic process of steelmaking, used as a furnace or converter lining or as a fertilizer.

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basic slag British  

noun

1. a furnace slag produced in steel-making, containing large amounts of calcium phosphate: used as a fertilizer

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Etymology

Origin of basic slag

First recorded in 1885–90

Example Sentences

Phosphoric acid, similarly, may exist in a soluble form, as it does in superphosphate of lime, or in an insoluble form, as it does in bones or basic slag.

From Manures and the principles of manuring by Aikman, Charles Morton

The amount of effective lime in basic slag, as made by modern methods, is so small that its value is nearly negligible.

From Right Use of Lime in Soil Improvement by Agee, Alva

Slow-acting manures are consequently best, such as basic slag or bones, which have been found to be of special value.

From Manures and the principles of manuring by Aikman, Charles Morton

Leguminous plants, benefited by basic slag, 414 —by potash, 523; fixation of free nitrogen by, 42; gain of nitrogen with, 135; manuring of, 522-527, 530; nitrogenous manures hurtful to, 523.

From Manures and the principles of manuring by Aikman, Charles Morton

The same applies to basic slag, which contains a considerable quantity of free lime in its composition.

From Manures and the principles of manuring by Aikman, Charles Morton