Main pollutants released from petroleum refineries is__________________?

Related Mcqs:

Pick out the wrong statement?

A. A slight haze at the top of chimney indicates good combustion in the furnace B. A bag filter incurs very small pressure drop and is very efficient for removal of submicronic dust particles from flue gases at very high temperature C. Electrostatic precipitator is the most efficient dust collection equipment for removal of submicronic … Pick out the wrong statement?Read More...

Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by__________________?

A. Biological oxygen pond B. Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) C. Lagoons D. Filtration...

‘Safe limit’ called Threshold Limit Value (TLV) of carbon monoxide in atmospheric air is < 50 ppm. The main source of carbon monoxide pollutant in air is the____________________?

A. Industrial chimney exhaust B. Automobiles exhaust C. Photochemical reaction in polluted atmosphere D. Burning of domestic fuel...

Which of the following pollutants is absent in the emissions from a fertiliser plant ?

A. SO2 & SO3 B. NO2 C. NH3 D. CO...

The main industrial source of emission of hydrogen sulphide air pollutant is________________?

A. Petroleum refineries B. Coal based thermal power plants C. Pulp and paper plant D. Metallurgical roasting & smelting plant...