Heatball is a brand name for an incandescent lamp. The brand was used as part of a scheme by Siegfried Rotthäuser, a mechanical engineer from Essen in...
4 KB (408 words) - 19:52, 4 October 2023
"Wissenschaft/Innovation" (Science/Innovation) and "Kultur/Medien" (Culture/Media): 2011: Heatball and Richard David Precht 2012: Eckart von Hirschhausen and due to the same...
3 KB (344 words) - 19:07, 5 May 2024
German importer simply reclassified the lamps as "mini heaters" branded "Heatballs", but that was banned shortly afterwards. The EU set a target of 2016...
79 KB (7,762 words) - 17:42, 17 August 2024