Assertion: led | /r/ObjectUse | used in signal
Facets:
value: in applications
type: LOCATION
value: in road lighting applications
type: PURPOSE
Source sentences:
text: But, today efficacy has increased considerably and LEDs are used not only in signals, indicators, signs, and displays but also in indoor lighting applications and road lighting applications.
text: Light-emitting diodes are used in applications as diverse as replacements foraviation lighting,automotive lighting(particularly brake lamps, turn signals and indicators) as well as intraffic signals.