Die Stiftung Warentest kommt zu einem ernüchternden Fazit, was die Leuchtkraft von verschiedenen Energiesparlampen anbelangt.
(AFP/abendblatt.de)
Stiftung Warentest
Energiesparlampen enttäuschen im Produkttest
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AUGSBURG, GERMANY - AUGUST 11: Energy-efficient, long-life bulbs are manufactured at the Osram bulb factory plant on August 11, 2009 in Augsburg, Germany. Governments across Europe are raising public awareness over saving energy in an effort to cut CO2 emissions. (Photo by Johannes Simon/Getty Images)
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