<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31386561</termId><termName>radiant heaters</termName><termType>PT</termType><termNote><![CDATA[ Heaters that generate heat using radiation, usually infrared. Radiant heat heats objects not the air, and are more effective in outdoor environments. ]]></termNote><termCreatedDate>2026-03-30 20:53:33</termCreatedDate><relation><relationType>UF</relationType><termId>31483199</termId><termName>heater, radiant</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31386562</termId><termName>radiant heater</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31386545</termId><termName>heaters</termName><termType>PT</termType></relation></term>  </Zthes>