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2. Light Bulbs Advertised as 'Green' Contain Arsenic and ... - AOL

   www.aol.com/news/2011-02-15-light-bulbs...

   Those energy-saving little LED bulbs advertised as eco-friendly -- and used in strings of holiday lights and in car headlights -- actually contain toxic lead, arsenic and some other bad stuff, new ...

3. 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 ...

4. The best Walmart Black Friday 2024 deals: Shop the latest ...

   www.aol.com/lifestyle/the-best-walmart-black...

   Trending Walmart Black Friday Deals. HP 15.6 inch Windows Laptop, $199 (was $379) Apple AirPods 2nd Gen, $89 (was $129). Shark Navigator Lift-Away XL Upright Vacuum, $97 (was $199). KitchenAid ...

5. Black Friday showed consumers are still eager to spend — at ...

   www.aol.com/news/black-friday-showed-consumers...

   In fact, online prices were 3% lower during the Thanksgiving sales period than last year, he said. “You just have so many options for the consumer,” Pandya said.

6. Light-emitting diode - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode

   A small amount of green light, provided by another LED, could correct the problem. [38] Some products are RGBWW, i.e. RGBW with tunable white. [39] A final class of white LED with mixed light is dim-to-warm. These are ordinary 2700K white LED bulbs with a small red LED that turns on when the bulb is dimmed.

7. 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 ...