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Liquid-filled LED lamps?

Sept. 14, 2009
Here's an intriguing solution to some of the technological problems involved in building general-purpose LED lighting. The secret ingredient? Paraffin oil. Via Metaefficient ...

Here's an intriguing solution to some of the technological problems involved in building general-purpose LED lighting. The secret ingredient? Paraffin oil.

Via Metaefficient Reviews