ljus -- fysik
type: Concept
preferred label: light @en
preferred label: valo @fi
narrower: naturljus

naturljus
type: Concept
preferred label: luonnonvalo @fi
preferred label: natural light @en
related: konstljus
alternative label: daylight @en
alternative label: dagsljus
alternative label: päivänvalo @fi
in scheme: conceptscheme
broader: ljus -- fysik

konstljus
type: Concept
preferred label: artificial light @en
preferred label: keinovalo @fi
related: naturljus