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	mads.xsd"><authority><topic authority="https://adm.senado.leg.br/vcb/vocab/">Gás</topic></authority><related type="narrower"><topic>Gás canalizado</topic></related><related type="narrower"><topic>Gás de lixo</topic></related><related type="narrower"><topic>Gás de madeira</topic></related><related type="narrower"><topic>Gás industrial</topic></related><related type="narrower"><topic>Hidrogênio</topic></related><related type="narrower"><topic>Nitrogênio</topic></related><related type="narrower"><topic>Ozônio</topic></related><related type="other"><topic>Aparelho a gás</topic></related><related type="other"><topic>Indústria de gás</topic></related><related type="broader"><topic>Combustível gasoso</topic></related></mads>