<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31320515</termId><termName>sig water</termName><termType>PT</termType><termNote><![CDATA[ An alkaline solution of soda ash, borax, or ammonia, used as a cleanser and stripper. Sig water was formerly made from a solution of stale urine. ]]></termNote><termCreatedDate>2026-03-30 20:26:23</termCreatedDate><relation><relationType>UF</relationType><termId>31320516</termId><termName>water, sig</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306143</termId><termName>inorganic material</termName><termType>PT</termType></relation></term>  </Zthes>