Hydrogen and oxygen are dissociated from {HEAD ~ water} by converting water to steam and contacting the steam with resin or {TAIL ~ oil} 
Hydrogen and oxygen are dissociated from { HEAD ~ water } by converting water to steam and contacting the steam with resin or { TAIL ~ oil }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL