Assertion: fuel cell's power | /r/HasProperty | renewable
Facets:
value: with no operating cost
type: OTHER
Source sentences:
text: A green way to make ammonia Reverse fuel cells can use renewable power to make ammonia from air and water, a far more environmentally friendly technique than the industrial Haber-Bosch process.
text: However, these systems are not directly comparable because solar power is a renewable resource with basically no operating cost while natural gas is neither.