But, at most, this should result in a carbon content of 0.06 percent by {HEAD ~ weight} in {TAIL ~ the powder mixture} 
in
But , at most , this should result in a carbon content of 0.06 percent by { HEAD ~ weight } in { TAIL ~ the powder mixture }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL