Bonding agent 30 can be any adhesive that is compatible with {HEAD ~ the materials} used for {TAIL ~ pads} 28 and 26, and which is not water soluble 
Bonding agent 30 can be any adhesive that is compatible with { HEAD ~ the materials } used for { TAIL ~ pads } 28 and 26 , and which is not water soluble
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH