Inquiry Based Learning Environment for Children.

PCT No. PCT/DE85/00528 Sec. 371 Date Aug. 6, 1986 Sec. 102(e) Date Aug. 6, 1986 PCT Filed Dec. 17, 1985 PCT Pub. No. WO86/03824 PCT Pub. Date Jul. 3, 1986.In a process for reheating flue gases originating in furnaces operated with fossils fuels, the flue gases, before being introduced into the chimney, receive heat energy that has been generated in a fluidized bed furnace. Sulfur binding agents are added to the fluidized bed furnace and the flue gases of the this furnace are added to the cleaned flue gases after removal of the suspended dust.