The fluid assembly is configured to discharge fluid into the cavity and around the body when {HEAD ~ the body} is disposed within {TAIL ~ the cavity} 
The fluid assembly is configured to discharge fluid into the cavity and around the body when { HEAD ~ the body } is disposed within { TAIL ~ the cavity }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL