One such fuel processor is a steam reformer which produces purified hydrogen from {TAIL ~ a carbon containing feedstock} and {HEAD ~ water} 
One such fuel processor is a steam reformer which produces purified hydrogen from { TAIL ~ a carbon containing feedstock } and { HEAD ~ water }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD