a second reservoir containing said second component, said second reservoir being in {HEAD ~ communication} with {TAIL ~ said second dispensing conduit} 
with
a second reservoir containing said second component , said second reservoir being in { HEAD ~ communication } with { TAIL ~ said second dispensing conduit }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL