{TAIL ~ This electrode} may include {HEAD ~ a wire} configured to provide a generally cylindrical corona charging region 
{ TAIL ~ This electrode } may include { HEAD ~ a wire } configured to provide a generally cylindrical corona charging region
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH