wherein a plurality of expanding ranges are set for said target conductivity, each with {HEAD ~ a corresponding increased modifying value} to said {TAIL ~ target conductivity} 
to
wherein a plurality of expanding ranges are set for said target conductivity , each with { HEAD ~ a corresponding increased modifying value } to said { TAIL ~ target conductivity }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH TAIL TAIL TAIL TAIL TAIL TAIL