For example, some types of working fluid 130 may provide {HEAD ~ some lubrication} and cooling benefits to motor 150 without disrupting the efficiency of {TAIL ~ propulsor array} 100 
For example , some types of working fluid 130 may provide { HEAD ~ some lubrication } and cooling benefits to motor 150 without disrupting the efficiency of { TAIL ~ propulsor array } 100
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH