<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31373880</termId><termName>silica gel</termName><termType>PT</termType><termNote><![CDATA[ Granular hydrated silica used as a desiccant, often employed in long-term storage of electronics or optical devices such as cameras. It absorbs and releases moisture based on ambient humidity. Rather than a drying agent, it is more accurately a moisture stabilizer. ]]></termNote><termCreatedDate>2026-03-30 20:40:49</termCreatedDate><relation><relationType>UF</relationType><termId>31373881</termId><termName>gel, silica</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31343626</termId><termName>gel</termName><termType>PT</termType></relation></term>  </Zthes>