| Inglés | Alemán | |
|---|---|---|
| Work Safety | ||
| Work Safety | radiant efficiency | Strahlungsausbeute [f] |
| Physics | ||
| Physics | radiant efficiency | Strahlungswirkungsgrad [m] |
| Physics | radiant efficiency | Strahlungsausbeute [f] |
| Lighting | ||
| Lighting | radiant efficiency | Strahlungsausbeute [f] |
