However, it is highly preferred to use a non flammable liquid in which P2 O5 values are soluble to allow for {HEAD ~ later recovery} of {TAIL ~ P2 O5 values} resulting from the treatment of the elemental phosphorus containing material with the oxygen containing gas 
of
However , it is highly preferred to use a non flammable liquid in which P2 O5 values are soluble to allow for { HEAD ~ later recovery } of { TAIL ~ P2 O5 values } resulting from the treatment of the elemental phosphorus containing material with the oxygen containing gas
OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH