<?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">alginate</topic></authority><related type="broader"><topic>gel</topic></related><variant type="other"><topic>algin</topic></variant><variant type="other"><topic>alginates</topic></variant><variant type="other"><topic>alginic acids</topic></variant> <note xml:lang="en"><![CDATA[ A product of brown seaweeds, usually kelp. It is used as a thickening agent, and commonly as an impermanent and non-toxic mold-making material, particularly in dental work.  ]]></note></mads>