<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31386643</termId><termName>respirators</termName><termType>PT</termType><termNote><![CDATA[ Protective masks worn when working in an area with gas, fumes, smoke, or high dust density. ]]></termNote><termCreatedDate>2026-03-30 20:44:16</termCreatedDate><relation><relationType>UF</relationType><termId>31386644</termId><termName>respirator</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31386645</termId><termName>respirator mask</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31386646</termId><termName>respirator masks</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31353074</termId><termName>personal protective equipment</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31421384</termId><termName>gas masks</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31421387</termId><termName>dust masks</termName><termType>PT</termType></relation></term>  </Zthes>