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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_es">espuma plástica</topic></authority><related type="narrower"><topic>espuma estructural</topic></related><related type="narrower"><topic>polyurethane foam (traducció pendent)</topic></related><related type="broader"><topic>plástico por forma</topic></related><variant type="other"><topic>plásticos espumosos</topic></variant></mads>