Table 1: Bubble sizes and number of bubbles to be injected for the different gas velocities.

case Name	Min	Med	Max	Max+
superficial gas velocity	2.4 mm/s	11.9 mm/s	21.3 mm/s	35.5 mm/s
bubble inlet diameter	6.3 mm	8.3 mm	10 mm	10 mm
bubbles per second	147	318	325	540