<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31304615</termId><termName>buffering</termName><termType>PT</termType><termNote><![CDATA[ Refers to the use of a buffering agent to stabilize acidity or alkalinity. In the context of conservation, this action is often applied to prevent damage due to acidity. ]]></termNote><termCreatedDate>2026-03-30 20:21:55</termCreatedDate><relation><relationType>UF</relationType><termId>31304616</termId><termName>buffered</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298670</termId><termName>stabilizing</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31306090</termId><termName>buffer</termName><termType>PT</termType></relation></term>  </Zthes>