A faucet comprises {HEAD ~ a valve body} having a bore, {TAIL ~ an inlet port} and an outlet port 
A faucet comprises { HEAD ~ a valve body } having a bore , { TAIL ~ an inlet port } and an outlet port
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH