<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">blast furnaces</topic></authority><related type="broader"><topic>metal works structures</topic></related><variant type="other"><topic>blast furnace</topic></variant><variant type="other"><topic>blast-furnaces</topic></variant><variant type="other"><topic>furnace, blast</topic></variant><variant type="other"><topic>furnaces, blast</topic></variant> <note xml:lang="en"><![CDATA[ Large, vertical structures for smelting iron from ore, using a solid fuel, designed so as to direct a continuous blast of air through the fuel to assure a high rate of combustion. ]]></note></mads>