<?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">carbon dioxide</dc:title><dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31303868</dc:identifier><dc:language>en</dc:language><dc:publisher xml:lang="en">Getty Institute</dc:publisher><dcterms:created>2026-03-30 20:21:43</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">CO2</dcterms:alternative> <dcterms:alternative xml:lang="en">carbonic acid gas</dcterms:alternative> <dcterms:alternative xml:lang="en">carbonic anhydride</dcterms:alternative> <dc:description xml:lang="en"><![CDATA[ Colorless gas (CO2) with a sharp odor; it is a minor component in the earth's atmosphere, does not support combustion, dissolves in water to form carbonic acid, is formed in animal respiration and in the decay or combustion of animal and vegetable matter, and is absorbed from the air by plants in photosynthesis. Carbon dioxide is used as a refrigerant and is found in carbonated beverages and fire extinguishers, among other uses. ]]></dc:description></metadata>