EK Motor Dec 2019 (Q4)

With reference to a closed loop engine exhaust gas SOx scrubber system: (a) Describe, with the aid of a sketch, such a system. (8) (b) State, with reason, the fluid which is used for SOx scrubbing in this system (4) (c) State how the effectiveness of the scrubbing fluid is maintained and how the sludge is removed and disposed of (4)

Emission control

Dec 2019 (Q4)