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                       Fig. 14. Sulfur dioxide scrubbing using Q-PAC and 50-mm Pall Ring. (Courtesy of Lantec
                    Products Inc.)


                       Discuss the following for hydrogen sulfide scrubbing using a packed tower wet scrubber
                       (Fig. 1b):
                       1.  The feasible wet scrubber design, tower media (packing), and scrubbing liquor for a
                          single-stage scrubbing process.
                       2.  The chemical reactions involved in scrubbing hydrogen sulfide (single stage) and the
                          wet scrubber performance.
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