The invented system includes a fuel cell system comprising {HEAD ~ a fuel cell} that produces {TAIL ~ electrical power} from air and hydrogen, and a fuel processor that produces hydrogen from a variety of feedstocks 
produces
The invented system includes a fuel cell system comprising { HEAD ~ a fuel cell } that produces { TAIL ~ electrical power } from air and hydrogen , and a fuel processor that produces hydrogen from a variety of feedstocks
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH