The device which can remove particulate matter present in the exhaust from a thermal power plant is :
Incinerator
Electrostatic Precipitator
Catalytic Convertor
STP
Incinerator: - An Incinerator is a furnace for burning waste.
Electrostatic precipitator: - It is the most effective device to remove fine particulate matter present in the exhaust from a thermal power plant. It works on the principle of electrical charging of the dust particles and collecting it on a differently changed platform.
Catalytic converter: - Device which converts automobile exhaust into less harmful gases.
STP (Sewage Treatment Plant): -
It is the process of removing contaminants from wastewater primarily from household sewage. It includes physical, chemical & biological processes to remove these Contaminants & produce environmentally safe treated wastewater.