Companies featured in this segment: Eagle Materials Incorporated (NYSE:EXP), Texas Industries Incorporated (NYSE:TXI), CEMEX SAD de C.V. (NYSE:CX),General Electric (NYSE:GE), Dresser-Rand Group Incorporated (NYSE:DRC), Lukoil (OTC:LUKOY), ERG SpA Milano (OTC:ERGZF), Sasol (NYSE:SSL), Headwaters Incorporated (NYSE: HW), Barrick Gold Corporation (NYSE:ABX), CF Industries (NYSE:CF), ADA-ES Incorporated (NASDAQ:ADES), Air Products and Chemicals Incorporated (NYSE:APD), Terra Industries Incorporated (NYSE:TRA), Dow Chemical Company (NYSE:DOW), Westlake Group (NYSE:WLK)