Assertion: beam | /r/HasProperty | visible
Facets:
value: in theory
type: OTHER
value: over a large area
type: LOCATION
value: from the side
type: MANNER
Source sentences:
text: From the side, a beam of light is only visible if part of the light is scattered by objects: tiny particles like dust, water droplets (mist, fog, rain), hail, snow, or smoke, or larger objects such as birds.
text: Searchlights are often used in advertising, for instance by automobile dealers; the beam of light is visible over a large area, and (at least in theory) interested persons can find the dealer or store by following the beam to its source.