Random triples
| Subject | Object |
|---|---|
| gptkb:Sodium_Vapor_Lamp | High luminous efficacy |
| gptkb:Carnot_engine | maximum possible for given temperatures |
| gptkb:Metal_Halide_Lamp | 65-115 lumens per watt |
| Subject | Object |
|---|---|
| gptkb:Sodium_Vapor_Lamp | High luminous efficacy |
| gptkb:Carnot_engine | maximum possible for given temperatures |
| gptkb:Metal_Halide_Lamp | 65-115 lumens per watt |