((a)) ** Requirement** The Secretary shall conduct demonstrations of critical technologies, preferably in self-contained locations, so that technical and non-technical parameters can be evaluated to best determine commercial applicability of the technology.

((b)) ** Small-scale demonstrations** Concurrently with activities conducted pursuant to , the Secretary shall conduct small-scale demonstrations of hydrogen technology at self-contained sites.section 12403 of this title

((c)) ** Non-Federal funding** The Secretary shall require a commitment from non-Federal sources of at least 50 percent of the cost of any demonstration conducted under this section.