Segment revenue less segment operating expenses (segment operating expenses consist of costs of sales, selling, general and administrative expenses, research and technical expenses, other (income) expense, net, excluding depreciation and amortization). We have excluded the following items from segment EBITDA: interest expense, net, associated with corporate debt facilities, income taxes, depreciation, amortization, restructuring and other (income) charges, net, acquisition and other related costs, litigation verdict charges, pension and postretirement settlement and curtailment (income) charge, net.