<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31392014</termId><termName>solar ovens</termName><termType>PT</termType><termNote><![CDATA[ Devices that use the solar power to heat a chamber to the temperatures required to cook food. These devices may vary in construction and methods used to concentrate the solar power. ]]></termNote><termCreatedDate>2026-03-30 20:53:32</termCreatedDate><relation><relationType>UF</relationType><termId>31483661</termId><termName>oven, solar</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31392015</termId><termName>solar oven</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31386468</termId><termName>ovens</termName><termType>PT</termType></relation></term>  </Zthes>