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Webster's New World College Dictionary » blast furnace
blast furnace
blast furnace definition
blast furnace
a towerlike smelting furnace for separating metal, esp. iron, from the impurities in the ore: a blast of air is forced into the furnace from below to produce the intense heat needed
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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