<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31305937</termId><termName>solvent</termName><termType>PT</termType><termNote><![CDATA[ Any material, usually liquid, having the power of dissolving another material. ]]></termNote><termCreatedDate>2026-03-30 20:22:18</termCreatedDate><relation><relationType>UF</relationType><termId>31305938</termId><termName>solvents</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298939</termId><termName>materials by function</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31320068</termId><termName>[solvent by function]</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31320069</termId><termName>[solvent by composition or origin]</termName><termType>PT</termType></relation></term>  </Zthes>