shingling

shingling is a   Noun

Definition:

[1] The act of covering with shingles; shingles, collectively; a covering made of shingles.

[2] The process of expelling scoriæ and other impurities by hammering and squeezing, in the production of wrought iron. Shingling hammer, a ponderous hammer moved by machinery, used in shingling puddled iron. -- Shingling mill, a mill or forge where puddled iron is shingled.

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