WARRENVILLE, Ill.–(BUSINESS WIRE)–Fuel Tech, Inc. (NASDAQ: FTEK), a technology company providing advanced engineering solutions for the optimization of combustion systems, emissions control, and water treatment in utility and industrial applications, today released a white paper validating the oxygen transfer efficiency of its DGI(TM) Dissolved Gas Infusion technology. The paper, entitled “Validation Testing of the Fuel Tech, Inc. Dissolved Gas Infusion Technology for Oxygen Transfer Efficiency