The purging compositions of the present invention comprise a minor amount of the abrasive composition of {TAIL ~ the invention}, and {HEAD ~ a major amount} of at least one polymer or resin 
The purging compositions of the present invention comprise a minor amount of the abrasive composition of { TAIL ~ the invention } , and { HEAD ~ a major amount } of at least one polymer or resin
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH