{HEAD ~ The body portion} 32 thus contains many magnetic flux lines at {TAIL ~ a higher density} than the surrounding air 
{ HEAD ~ The body portion } 32 thus contains many magnetic flux lines at { TAIL ~ a higher density } than the surrounding air
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH