Within the parameters of pourability and mold fillability, {HEAD ~ the temperature} of {TAIL ~ the melt} upon addition of aluminum should in general be as low as practical in order to minimize drossing 
of
Within the parameters of pourability and mold fillability , { HEAD ~ the temperature } of { TAIL ~ the melt } upon addition of aluminum should in general be as low as practical in order to minimize drossing
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH