The splitting up of the remaining fraction high in plastics into {TAIL ~ the light fraction} and {HEAD ~ the heavy fraction} may take place using air sizing 
The splitting up of the remaining fraction high in plastics into { TAIL ~ the light fraction } and { HEAD ~ the heavy fraction } may take place using air sizing
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH