Assertion: fire extinguisher | /r/CapableOf | reward their users
Facets:
value: always
type: TEMPORAL
value: with some level of safety
type: OTHER
Source sentences:
text: Fire extinguishers, at least in some rudimentary form, have been recognized and used as the initial line of defense against erupting flames for centuries, so they’ve always rewarded their users with some level of safety.