Specifically, {HEAD ~ a plurality} of {TAIL ~ supply lines} 98 are coupled between the supply 94 and the mixing manifold 96 
Specifically , { HEAD ~ a plurality } of { TAIL ~ supply lines } 98 are coupled between the supply 94 and the mixing manifold 96
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH