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