Assertion: smoke detector | /r/CapableOf | mount on the ceiling
Facets:
value: on a wall near the ceiling
type: LOCATION
value: mainly
type: DEGREE
Source sentences:
text: Smoke Detector mounted on the ceiling
text: They are mainly mounted on ceilings or walls as the generated smoke mainly travels upwards, being lighter than the indoor air.
text: Because smoke rises, most smoke detectors are mounted on the ceiling or on a wall near the ceiling.