Assertion: fuel cell | /r/CapableOf | become available
Facets:
value: commercially
type: MANNER
Source sentences:
text: Although the installation cost of pipeline construction, shipping, and tanker movement for hydrogen have all gone down by up to 90% since the 1990s when fuel cells were first becoming available, there are still significant expenses to pay when installing the infrastructure necessary for this technology.
text: Since their use in the 1960’s space programs, fuel cells have been improved and are becoming commercially available in products such as cars, computers, cell phones, residential and small business power generators, and large-scale stationary power generators.