The financial benefit comes from selling the soda commodity chemicals as {TAIL ~ byproduct} of {HEAD ~ the combined processes} 
The financial benefit comes from selling the soda commodity chemicals as { TAIL ~ byproduct } of { HEAD ~ the combined processes }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD