<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31370735</termId><termName>castor oil</termName><termType>PT</termType><termNote><![CDATA[ Viscous, clear to pale yellow non-volatile fatty oil obtained from the seeds of Ricinus communis or Palma Christi of the spurge family, having a nauseating taste.  Used in medicine as a purgative, and also in the production of synthetic resins, plastics, fibres, paints, varnishes, drying oils, and plasticizers. ]]></termNote><termCreatedDate>2026-03-30 20:39:59</termCreatedDate><relation><relationType>UF</relationType><termId>31370736</termId><termName>castor-oil</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31370737</termId><termName>oil, castor</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31339988</termId><termName>vegetable oil</termName><termType>PT</termType></relation></term>  </Zthes>