{HEAD ~ The system} 1, wherein {TAIL ~ the threaded collar} is sized for threaded engagement with one of the inlet and the outlet of the storage tank 
wherein
{ HEAD ~ The system } 1 , wherein { TAIL ~ the threaded collar } is sized for threaded engagement with one of the inlet and the outlet of the storage tank
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH