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