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

The results obtained in Scotland by Dr Aitken at the Highland Society's stations were especially favourable to basic slag as a phosphatic manure.

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

Nearly all the basic slag used as a fertilizer is imported from Germany, and usually contains 17 to 18 per cent of phosphoric acid.

From Crops and Methods for Soil Improvement by Agee, Alva

This was done by adding to the super, basic slag, and coprolites, quantities of nitrogen and potash equal to those contained by the other manures.

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

Aitken, Dr, experiments with basic slag, 413 —with beans, 526, 530; on germ-life in bones, 368; on manuring of turnips, 515.

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

Acid phosphate, basic slag, and bone are chief in this group.

From Crops and Methods for Soil Improvement by Agee, Alva