Fermentation Kinetics - Medical Science

Q1:

The function of the disengagement zone in an airlift fermenter is to

A prevent CO2 rich bubbles from entering the downcomer

B reduce the velocity of the bubbles

C reduce liquid loss as aerosols

D all of the above

ANS:D - all of the above

How the disengagement zone prevent CO2 rich bubble and reduce liquid loss as aerosols?