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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">PLASTICOS</topic></authority><related type="narrower"><topic>ESPUMAS PLASTICAS</topic></related><related type="narrower"><topic>GOMAS Y RESINAS SISTETICAS</topic></related><related type="narrower"><topic>PAPEL PLASTICO</topic></related><related type="narrower"><topic>PELICULAS DELGADAS</topic></related><related type="narrower"><topic>Películas plásticas</topic></related><related type="narrower"><topic>PLASTICOS A BAJAS TEMPERATURAS</topic></related><related type="narrower"><topic>PLASTICOS EN LA CONSTRUCCION</topic></related><related type="narrower"><topic>PLASTICOS REFORZADOS</topic></related><related type="narrower"><topic>POLIESTERES</topic></related><related type="narrower"><topic>POLIMERIZACION</topic></related><related type="narrower"><topic>POLIMEROS VINILICOS</topic></related><related type="narrower"><topic>RESINAS EPOXI</topic></related><related type="narrower"><topic>RESINAS FENOLICAS</topic></related><related type="narrower"><topic>TERMOPLASTICOS</topic></related><related type="narrower"><topic>TUBERIAS DE PLASTICO</topic></related><related type="other"><topic>PLASTICIDAD</topic></related><related type="other"><topic>ELASTOMEROS</topic></related><related type="broader"><topic>SINTESIS DE COMPUESTOS ORGANICOS</topic></related><related type="broader"><topic>PRODUCTOS SISTETICOS</topic></related><related type="broader"><topic>POLIMEROS</topic></related><variant type="other"><topic>Materiales plásticos</topic></variant><variant type="other"><topic>Productos plásticos</topic></variant></mads>