Canadian National Railway is the only rail network on the continent to connect three coasts: the Pacific, the Atlantic and the Gulf of Mexico. The Company derives revenue from seven business units. The Petroleum and Chemicals unit transports a wide range of commodities, including chemicals, plastics, petroleum and gas products. The Metals and Minerals unit primarily transports nonferrous base metals, steel, equipment and parts. The Forest Products unit transports various types of lumber, panels, wood chips, wood pulp, pulpwood, printing paper, linerboard and newsprint. The Coal unit transports thermal and metallurgical grades of coal. The Grain and Fertilizer primarily transports commodities grown in western Canada and the United States Midwest. The Intermodal unit consists of a domestic segment and an international segment that transport consumer and manufactured goods. The Automotive unit is a carrier of automotive products originating in southwestern Ontario and Michigan.