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2. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass bulb that is either evacuated or filled with inert gas to protect the filament from oxidation. Electric current is supplied to the filament by terminals or wires ...

3. Longest-lasting light bulbs - Wikipedia

   en.wikipedia.org/wiki/Longest-lasting_light_bulbs

   The third longest lasting light bulb began operation in 1929-30 when BC Electric's Ruskin Generating Station (British Columbia Canada) commenced service. The bulb has been on ever since, and may in fact have the longest continuous service in the world with other bulbs having interruptions in operation during their existence.

4. 6 Types of Light Bulbs and Where to Use Them Around ... - AOL

   www.aol.com/lifestyle/6-types-light-bulbs-where...

   The following are a list of the most commonly sought after light bulbs for house and home. Related: 10 Lighting Mistakes You Should Never Make—But Probably Are Incandescent Light Bulbs

5. Phase-out of incandescent light bulbs - Wikipedia

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

   Incandescent light bulbs that meet the new standards, for example high-efficiency halogen bulbs, would continue to be available. [113] It is estimated that greenhouse gas emissions will be cut by 800,000 tonnes (Australia's current emission total is 564.7 million tonnes), a saving of approximately 0.14%. [114]

6. United States lighting energy policy - Wikipedia

   en.wikipedia.org/wiki/United_States_lighting...

   This set up performance standards and the phase-out of incandescent light bulbs in order to require the use of more efficient fluorescent lighting. EISA 2007 is an effort to increase lighting efficiency by 25-30%. Opposition to EISA 2007 is demonstrated by the Better Use of Light Bulbs Act and the Light Bulb Freedom of Choice Act.

7. Electric light - Wikipedia

   en.wikipedia.org/wiki/Electric_light

   Sign with instructions on the use of light bulbs A tablet at St John the Baptist Church, Hagley commemorates the installation of electric light in 1934. In its modern form, the incandescent light bulb consists of a coiled filament of tungsten sealed in a globular glass chamber, either a vacuum or full of an inert gas such as argon.