<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31306032</termId><termName>sealant</termName><termType>PT</termType><termNote><![CDATA[ A substance designed to seal a surface or container against the passage of a gas or liquid, or to fill up cracks. ]]></termNote><termCreatedDate>2026-03-30 20:22:20</termCreatedDate><relation><relationType>UF</relationType><termId>31306033</termId><termName>sealants</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298939</termId><termName>materials by function</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31298646</termId><termName>sealing</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31305931</termId><termName>sealing compound</termName><termType>PT</termType></relation></term>  </Zthes>