Assertion: air horn | /r/CapableOf | push compressed air
Facets:
value: past diaphragm
type: TRANSITIVE-OBJECT
value: to make a very loud noise
type: PURPOSE
value: past a reed
type: LOCATION
Source sentences:
text: Air horns, which were originally (and are still) used on ships and locomotives, push compressed air or steam past a reed or diaphragm to make a very loud noise.