A volume of material, including {TAIL ~ at least some excess material}, is placed over the surface, and the excess material is swept off by placing the excess material in {HEAD ~ the predetermined path} of a sweeping member, the path being substantially in a plane spaced from a working surface of material 
A volume of material , including { TAIL ~ at least some excess material } , is placed over the surface , and the excess material is swept off by placing the excess material in { HEAD ~ the predetermined path } of a sweeping member , the path being substantially in a plane spaced from a working surface of material
OTH OTH OTH OTH OTH OTH TAIL TAIL 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 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