The bulb war

Full Story: Green Living (National Geographic)

We have been living with the incandescent lamps for very long. But then recently there heave been halogen bulbs and  fluorescent bulbs called the  Compact fluorescent lamps (CFLs). The poor old incandescent bulbs are virtually on the exit, but surviving so far due to their very low prices despite being energy least efficient. The introduction of rather costly CFLs have provided energy saving anything between 67 to 80% than the incandescent bulbs. Now efforts are at hand to make halogen bulbs more energy efficient. Read the full story for details.

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