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 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

Nitrate of soda must not be mixed with superphosphate, but it may be added to basic slag and the potash manures.

From The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition by Sutton and Sons

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

On the other hand, such manures as bones, basic slag, and farmyard manure may exert an appreciable influence for a number of years.

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

Third year, 4 cwt. basic slag or 3 cwt. superphosphate and 1 cwt. nitrate of soda.

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