<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31438039</termId><termName>Hydrocal (TM)</termName><termType>PT</termType><termNote><![CDATA[ Utility gypsum cement used in a variety of art applications such as casting. ]]></termNote><termCreatedDate>2026-03-30 20:58:04</termCreatedDate><relation><relationType>UF</relationType><termId>31438040</termId><termName>hydrocal (TM)</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31411255</termId><termName>molding plaster</termName><termType>PT</termType></relation></term>  </Zthes>