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A sheet of iron or steel coated with a lead-tin alloy; used chiefly for roofing.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Sheet steel which is coated with terne metal; widely used for roofing and construction work.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.