<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31412352</termId><termName>foundry sand</termName><termType>PT</termType><termNote><![CDATA[ Any sand employed for making molds for casting metal, but especially refers to refractory sand that has binding qualities. ]]></termNote><termCreatedDate>2026-03-30 20:50:52</termCreatedDate><relation><relationType>UF</relationType><termId>31412353</termId><termName>French sand</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31412354</termId><termName>brass sand</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31412355</termId><termName>molding sand</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31412356</termId><termName>sand, foundry</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31412357</termId><termName>sand, molding</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31375553</termId><termName>sand</termName><termType>PT</termType></relation></term>  </Zthes>