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2. Phase-out of incandescent light bulbs - Wikipedia

   en.wikipedia.org/wiki/Phase-out_of_incandescent...

   When such phase-out programs began CFL and especially LED bulb prices were substantially higher than incandescent prices and made the up-front cost a barrier to entry to many consumers [160] despite the superior life-cycle cost of CFL and LED bulbs. [161] Prices of CFLs and especially LEDs have since fallen making those bulbs more accessible to ...

3. Phoebus cartel - Wikipedia

   en.wikipedia.org/wiki/Phoebus_cartel

   The Phoebus cartel was an international cartel that controlled the manufacture and sale of incandescent light bulbs in much of Europe and North America between 1925 and 1939. . The cartel took over market territories and lowered the useful life of such bulbs, which is commonly cited as an example of planned obsolescen

4. Energy Independence and Security Act of 2007 - Wikipedia

   en.wikipedia.org/wiki/Energy_Independence_and...

   The phase-out of inefficient incandescent light bulbs was supported by the Alliance to Save Energy, a coalition of light bulb manufacturers, electric utilities and conservation groups. The group estimated that lighting accounts for 22% of total U.S. electricity usage, and that eliminating incandescent bulbs completely would save $18 billion per ...

5. Centennial Light - Wikipedia

   en.wikipedia.org/wiki/Centennial_Light

   The bulb is cared for by the Centennial Light Bulb Committee, a partnership of the Livermore-Pleasanton Fire Department, Livermore Heritage Guild, Lawrence Livermore National Laboratories, and Sandia National Laboratories. The Livermore-Pleasanton Fire Department plans to house and maintain the bulb for the rest of its life, regardless of length.

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7. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...