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2. Mogul lamp - Wikipedia

   en.wikipedia.org/wiki/Mogul_lamp

   Mogul lamps are also the subject of a mathematics problem concerning the number of possible combinations of power that can be obtained. As it turns out, the name "Six Way Lamp" is somewhat deceiving since there are in fact 16 possible combinations (without the night-light), including combinations with all lamps of either switch off.

3. Torchère - Wikipedia

   en.wikipedia.org/wiki/Torchère

   Today, torchère lamps use fluorescent, halogen, or LED light bulbs. Adjusting the pulse-width modulation in the electronic ballast can allow the fluorescent torchères to be dimmed. Halogen torchères usually came with a simple switch. Some more expensive models have a TRIAC dimmer circuit built into the stem. Early lamps with 300W bulbs ...

4. Phase-out of incandescent light bulbs - Wikipedia

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

   Objections more specifically relating to compact fluorescent light bulbs include the different quality of light produced by phosphor-based lamps compared to incandescent lamps [15] and that compact fluorescent light bulbs contain small amounts of mercury, a potent neurotoxin, which is especially dangerous to children and pregnant women, and ...

5. Tolomeo desk lamp - Wikipedia

   en.wikipedia.org/wiki/Tolomeo_desk_lamp

   Its original configuration was a desk lamp with a heavy base, two straight polished aluminium arm sections (each approximately 45 cm long), and a matte aluminium reflector head which can swivel 360°. Many variants are now produced, including floor lamps and wall sconces. [2] Tolomeo is the Italian version of the name Ptolemy.

6. Casablanca Fan Company - Wikipedia

   en.wikipedia.org/wiki/Casablanca_Fan_Company

   In 1979, Casablanca introduced their Silent-Flex flywheel to replace the milled-aluminum flywheels they had been using prior. The Silent-Flex flywheel was a double-torus made of soft rubber with die-cast zinc reinforcements that acted as a shock absorber to virtually eliminate the transmission of vibration and noise from the fan's motor to the blades.

7. Light pollution is getting worse, but there is a movement to ...

   www.aol.com/news/light-pollution-getting-worse...

   Light pollution experts abide by the mantra: “keep it low, keep it shielded, keep it long.” In other words, ensure that lighting is low to the ground, that it is targeted to avoid light ...