As a result, for example, the operator may be able to identify or predict effects of {HEAD ~ such changes}, so as to improve a future operation of {TAIL ~ an associated densitometer}  
As a result , for example , the operator may be able to identify or predict effects of { HEAD ~ such changes } , so as to improve a future operation of { TAIL ~ an associated densitometer }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH