{TAIL ~ The mixture} of air and ozone is then discharged into {HEAD ~ the water} within the sterilizing chamber in the form of fine bubbles 
{ TAIL ~ The mixture } of air and ozone is then discharged into { HEAD ~ the water } within the sterilizing chamber in the form of fine bubbles
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH