 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 reported financial results for the fourth quarter Q4 2020 and full year ended December 31, 2020. I am proud of how our team addressed the challenges in 2020 brought about by the COVID-19 pandemic and am optimistic about Fuel Techs pros 