Matches in DBpedia 2014 for { ?s ?p Martin Marietta Materials (NYSE: MLM) is an American aggregate, chemical, and composite material company based in Raleigh, North Carolina. It is the second largest producer of crushed stone, sand, and gravel in the United States behind Vulcan Materials Company[citation needed]. It also produces magnesia-based chemical products used as additives in applications including ceramics, paper, sugar, animal feed, and water treatment.. }
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- Martin_Marietta_Materials comment "Martin Marietta Materials (NYSE: MLM) is an American aggregate, chemical, and composite material company based in Raleigh, North Carolina. It is the second largest producer of crushed stone, sand, and gravel in the United States behind Vulcan Materials Company[citation needed]. It also produces magnesia-based chemical products used as additives in applications including ceramics, paper, sugar, animal feed, and water treatment.".