{HEAD ~ The wheel} is typically spinning at a linear speed at {TAIL ~ the wheel edge} of from about 1 meter per second to about 5 meters per second, preferably from about 1 to about 2 meters per second 
{ HEAD ~ The wheel } is typically spinning at a linear speed at { TAIL ~ the wheel edge } of from about 1 meter per second to about 5 meters per second , preferably from about 1 to about 2 meters per second
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH