<?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">plumbers</topic></authority><related type="other"><topic>plumbing systems</topic></related><related type="other"><topic>plungers</topic></related><related type="other"><topic>plumber&apos;s caulking irons</topic></related><related type="broader"><topic>construction workers</topic></related><variant type="other"><topic>plumber</topic></variant><variant type="other"><topic>plumber&apos;s</topic></variant><variant type="other"><topic>plumbers&apos;</topic></variant> <note xml:lang="en"><![CDATA[ Originally and historically, plumbers were people who worked with or cast lead. Subsequently and currently this refers to people who fit or repair the pipes, fittings, and other apparatus relating to a water supply, sanitation systems, or heating or cooling of structures. ]]></note></mads>