<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31316717</termId><termName>hard soap</termName><termType>PT</termType><termNote><![CDATA[ A principal class of soap that is created using fatty acids that are longer and tend to dissolve more slowly in water than soft soaps; for example, olive oil and caustic soda lye would be used to create a hard soap. ]]></termNote><termCreatedDate>2026-03-30 20:25:17</termCreatedDate><relation><relationType>UF</relationType><termId>31316718</termId><termName>hard soaps</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31316719</termId><termName>soap, hard</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31316720</termId><termName>soda soap</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31303882</termId><termName>soap</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31340039</termId><termName>Castile soap</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31316713</termId><termName>soft soap</termName><termType>PT</termType></relation></term>  </Zthes>