<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343600</termId><termName>rhodium</termName><termType>PT</termType><termNote><![CDATA[ A rare silvery-white hard ductile metallic element of the transition series, atomic number 45; Symbol Rh. Rhodium is resistant to acids, and may occur naturally in pure form, but is normally obtained from nickel ores. It is used especially as a catalyst and in platinum alloys. ]]></termNote><termCreatedDate>2026-03-30 20:32:40</termCreatedDate><relation><relationType>BT</relationType><termId>31375243</termId><termName>nonferrous metal</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31319740</termId><termName>elements</termName><termType>PT</termType></relation></term>  </Zthes>