<?xml version="1.0" encoding="utf-8"?><metadata xmlns:dc="http://purl.org/dc/elements/1.1/"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dcterms="http://purl.org/dc/terms/"><dc:title xml:lang="en">vacuum flasks</dc:title><dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31449782</dc:identifier><dc:language>en</dc:language><dc:publisher xml:lang="en">Getty Institute</dc:publisher><dcterms:created>2026-03-30 21:01:07</dcterms:created><dcterms:isPartOf xsi:type="dcterms:URI">http://AATesaurus.cultura.gencat.cat/aat/getty_en</dcterms:isPartOf><dcterms:isPartOf xml:lang="en">Tesaurus d&apos;Art i Arquitectura</dcterms:isPartOf><dc:format>text/html</dc:format> <dcterms:alternative xml:lang="en">Dewar flasks</dcterms:alternative> <dcterms:alternative xml:lang="en">Dewar vessels</dcterms:alternative> <dcterms:alternative xml:lang="en">flasks, vacuum</dcterms:alternative> <dcterms:alternative xml:lang="en">isoleerfles</dcterms:alternative> <dcterms:alternative xml:lang="en">thermos</dcterms:alternative> <dcterms:alternative xml:lang="en">thermoses</dcterms:alternative> <dcterms:alternative xml:lang="en">vacuum bottle</dcterms:alternative> <dcterms:alternative xml:lang="en">vacuum flask</dcterms:alternative> <dc:description xml:lang="en"><![CDATA[ Double-walled vessels designed to regulate the temperature of liquids stored within. Originally invented by Sir James Dewar. Use 'Thermoses (TM)' for the brand name examples of these. With a lowercase initial 'thermoses' is frequently applied loosely to 'vacuum flasks' in general. ]]></dc:description></metadata>