Assertion: aviation windsock | /r/ObjectUse | used at airports runways
Facets:
Source sentences:
text: During night time or a fog, aviation windsocks used at airports runways can be lit up either by an external source of light or by one floodlight that is installed inside the windsock itself.
text: During night time or a fog, aviation windsocks used at airports runways can be lit up either by an external source of light or by one floodlight that is installed inside the windsock itself.