{HEAD ~ A cleaning system} according to {TAIL ~ the invention} is shown to comprise a pair of liquid containers 11 and 12, a mixer 13, and a constant displacement pump 14 for delivering liquid through a conduit 15 to a utilization nozzle or gun not shown 
according to
{ HEAD ~ A cleaning system } according to { TAIL ~ the invention } is shown to comprise a pair of liquid containers 11 and 12 , a mixer 13 , and a constant displacement pump 14 for delivering liquid through a conduit 15 to a utilization nozzle or gun not shown
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH