{HEAD ~ The powdered material} of the seal is made up of particles of varying size from 10 to 0.1 microns as this has been found to maximize the effectiveness of {TAIL ~ the seal} 
{ HEAD ~ The powdered material } of the seal is made up of particles of varying size from 10 to 0.1 microns as this has been found to maximize the effectiveness of { TAIL ~ the seal }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL