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