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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. Electric light - Wikipedia

   en.wikipedia.org/wiki/Electric_light

   Incandescent bulbs and their retrofit replacements are often specified as "A19/A60 E26/E27", a common size for those kinds of light bulbs. In this example, the "A" parameters describe the bulb size and shape within the A-series light bulb while the "E" parameters describe the Edison screw base size and thread characteristics. [35]

4. List of automotive light bulb types - Wikipedia

   en.wikipedia.org/wiki/List_of_automotive_light...

   Bulbs used for headlamps, turn signals and brake lamps may be required to comply with international and national regulations governing the types of lamps used. Other automotive lighting applications such as auxiliary lamps or interior lighting may not be regulated, but common types are used by many automotive manufacturers.

5. What you need to know about the incandescent light bulb ban - AOL

   www.aol.com/know-incandescent-light-bulb-ban...

   That’s because traditional incandescent bulbs provide just 15 lumens per watt, according to light bulb manufacturer Philips. By contrast, most LED bulbs will get you 75 lumens per watt, or more.

6. Prepare to flick off your incandescent bulbs for good under ...

   www.aol.com/news/prepare-flick-off-incandescent...

   Incandescent bulbs create illumination by running an electric current through a filament that heats it until it glows. Edison's first practical light bulb used a carbonized cotton thread for that ...

7. These are the best — and worst — lightbulbs for the planet

   www.aol.com/lifestyle/best-worst-lightbulbs...

   While halogen bulbs, like incandescent, contain a filament made of the metal tungsten, they are, in this case, encased in a quartz envelope (as glass would melt from the heat); the gas inside is ...