at least one dip ring adapted to carry {TAIL ~ a quantity} of {HEAD ~ bubble} forming liquid when immersed therein and removed therefrom 
at least one dip ring adapted to carry { TAIL ~ a quantity } of { HEAD ~ bubble } forming liquid when immersed therein and removed therefrom
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH