DescriptionElectricbulbfilament.jpg Deutsch: Glühwendel einer Glühlampe Date 12 October 2005, 01:18:40 (according to Exif data) Source Self-photographed
Attribution-Share Alike 4.0 truetrue English glowing filament of an dual filamentelectricbulb Slovak žiariace vlákno dvojvláknovej žiarovky author name
truetrue English Incandescent (Thungsten filament) light bulb, compact fluorescent lamp (CFL), and a LED light bulb. Czech Typy žárovek/zářivek - klasická