<?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">tetrachloroethylene</topic></authority><related type="broader"><topic>hydrocarbon</topic></related><related type="broader"><topic>solvent by composition or origin</topic></related><variant type="other"><topic>PCE</topic></variant><variant type="other"><topic>TCE</topic></variant><variant type="other"><topic>perchloroethylene</topic></variant> <note xml:lang="en"><![CDATA[ Colorless, nonflammable chlorinated hydrocarbon used widely as a dry cleaning solvent and an industrial degreaser. ]]></note></mads>