 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 announced that it will issue its financial results for the second quarter ended June 30, 2021 on Tuesday, August 10, 2021 after the close of the stock market. Management will host a conference call on Wednesday, August 11, 2021 at 10:00 am E 