<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31304760</termId><termName>sorption</termName><termType>PT</termType><termNote><![CDATA[ The act of sorbing, the taking up and holding of one substance by another. Sorption encompasses the actions of absorption and adsorption performed individually or in combination. ]]></termNote><termCreatedDate>2026-03-30 20:21:58</termCreatedDate><relation><relationType>UF</relationType><termId>31304761</termId><termName>sorbing</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298688</termId><termName>physicochemical processes</termName><termType>PT</termType></relation></term>  </Zthes>