The viscosity of the fluid encapsulated within {HEAD ~ the capsule} controls {TAIL ~ the damping characteristic} 
The viscosity of the fluid encapsulated within { HEAD ~ the capsule } controls { TAIL ~ the damping characteristic }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL