Assertion: fuel cell | /r/Desires | repair
Facets:
value: very rarely
type: DEGREE
Source sentences:
text: They have no moving parts, which means they very rarely require repairs.
text: They have no moving parts, which means they very rarely require repairs.
text: They have no moving parts aside from some fans to move air, and pumps to move water which means they very rarely require repairs, however some large fuel cells used for powering things like buildings can be quite fragile.