The reactor may contain a plurality of the spaced internal discs that cause shearing of {HEAD ~ the slurry} to generate and entrain {TAIL ~ bubbles} therein 
The reactor may contain a plurality of the spaced internal discs that cause shearing of { HEAD ~ the slurry } to generate and entrain { TAIL ~ bubbles } therein
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH