Assertion: tank's use | /r/Causes | fire
Facets:
value: at a gas station
type: LOCATION
Source sentences:
text: The Federal Communications Commission investigated "rumors" that a wireless signal can ignite fuel vapors, and concluded: "There is no documented incident where the use of a wireless phone was found to cause a fire or explosion at a gas station," and "scientific testing, however, has not established a dangerous link between wireless phones and fuel vapors.