<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31373761</termId><termName>massicot</termName><termType>PT</termType><termNote><![CDATA[ Heavy yellow powder composed of lead monoxide, both the native mineral as well as lead monoxide produced by heating lead carbonate to 300 C. It is used as a drier in oil, as a low-fire flux in making ceramics and glass, as a yellow pigment in paints and glazes, in thin layers to produce iridescent colors on brass and bronze, as a filler for rubber, and to produce artificial tortoiseshell and horn. ]]></termNote><termCreatedDate>2026-03-30 20:40:47</termCreatedDate><relation><relationType>UF</relationType><termId>31373762</termId><termName>Flemish yellow</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31373763</termId><termName>giallolino</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31373764</termId><termName>lead-tin yellow</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31373765</termId><termName>masticot</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31373766</termId><termName>plumbic ocher</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31373767</termId><termName>plumbic ochre</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31343459</termId><termName>lead compounds</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31411099</termId><termName>synthetic inorganic yellow pigment</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31373752</termId><termName>litharge</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31437892</termId><termName>Naples yellow</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31437933</termId><termName>lead-tin yellow</termName><termType>PT</termType></relation></term>  </Zthes>