Assertion: sprinkler | /r/AtLocation | use
Facets:
value: since 1874
type: TEMPORAL
value: in the united states
type: LOCATION
Source sentences:
text: Sprinklers have been in use in the United States since 1874, and were used in factory applications where fires at the turn of the century were often catastrophic in terms of both human and property losses.
text: While a fixed spray pattern will stay the same while the sprinkler is in use, a rotating head has the capability of turning over time.