<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
	mads.xsd"><authority><topic authority="https://confrides.cpd.ua.es/tematres/vocab/">Sustancias peligrosas</topic></authority><related type="other"><topic>Seguridad en el trabajo</topic></related><related type="other"><topic>Radiactividad - Seguridad - Medidas</topic></related><related type="other"><topic>Venenos</topic></related><related type="other"><topic>Materiales</topic></related><related type="broader"><topic>Área 5. Seguridad e higiene en el trabajo</topic></related><variant type="other"><topic>Contaminadores</topic></variant><variant type="other"><topic>Materias peligrosas</topic></variant><variant type="other"><topic>Mercancías peligrosas</topic></variant><variant type="other"><topic>Sustancias nocivas</topic></variant><variant type="other"><topic>Sustancias tóxicas</topic></variant> <note xml:lang="">Se puede usar con un subencabezamiento geográfico. </note> <note type="source" xml:lang="">331.436&lt;br&gt;331.453.6 </note></mads>