<?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="http://AATesaurus.cultura.gencat.cat/aat/getty_en">[temporary alphabetical list: protection system components]</topic></authority><related type="narrower"><topic>alarms</topic></related><related type="narrower"><topic>gas alarms</topic></related><related type="narrower"><topic>gas detectors</topic></related><related type="narrower"><topic>gas mask carriers</topic></related><related type="narrower"><topic>fire alarm boxes</topic></related><related type="narrower"><topic>fire protection devices</topic></related><related type="narrower"><topic>protective devices</topic></related><related type="narrower"><topic>security card readers</topic></related><related type="narrower"><topic>security devices</topic></related><related type="narrower"><topic>security keypads</topic></related><related type="narrower"><topic>security locks</topic></related><related type="narrower"><topic>security scanners</topic></related><related type="narrower"><topic>smoke alarms</topic></related><related type="narrower"><topic>x-ray security scanners</topic></related><related type="narrower"><topic>sandbags</topic></related><related type="broader"><topic>protection system components</topic></related></mads>