<?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">isooctane</dc:title><dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31373556</dc:identifier><dc:language>en</dc:language><dc:publisher xml:lang="en">Getty Institute</dc:publisher><dcterms:created>2026-03-30 20:40:44</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">2,2,4-trimethylpentane</dcterms:alternative> <dcterms:alternative xml:lang="en">iso-octane</dcterms:alternative> <dc:description xml:lang="en"><![CDATA[ An alkane that consists of pentane bearing two methyl substituents at position 2 and a single methyl substituent at position 4. It occurs as a byproduct of the manufacture, use, and disposal of products associated with the petroleum and gasoline industry. In conservation, it is used as a solvent for cleaning and as a component to protective coatings, among other uses. ]]></dc:description></metadata>