Coal chemicals, namely, chemicals for use in the coal industry; chemicals, namely, formaldehyde, olefins, methanol, and carbon monoxide for industrial purposes | Coke; coal; braize coke; coal chemicals in the nature of coal tar oil | Steel products, namely, sheets, strips, plates, tubulars, flange shapes, welded wide flange special shapes, namely, T-beams, I-beams, asymmetrical C-shapes, Z-shapes and customer-specified custom shapes and columns, tie plates, ingots and blooms; steel blooms; structural and wear-resistant steel asymmetrical C-shapes, Z-shapes and customer-specified custom shapes and plates; steel products, namely, welded wide flange special shapes, namely, T-beams, I-beams, asymmetrical C-shapes, Z-shapes and customer-specified custom shapes and columns, slabs, steel columns; heat treated plates; steel floor plates; steel first-stage blanks; pig iron; sintered iron ore; steel blooms, billets and slabs, steel rails and rail fastenings; heavy structural steel; steel merchant bars; light structural sheet piling; metal grinding balls; universal steel plates; hot-rolled steel sheets and strips; cold-rolled steel sheets and strips; skelps | Printed instructional, educational, and teaching books, pamphlets and manuals in the field of producing, manufacturing, refining and processing metals and steel and metal and steel products; Printed publications, namely, annual reports | Coal chemicals in the nature of coal tar
