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2. Fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamp

   A fluorescent lamp, or fluorescent tube, is a low-pressure mercury-vapor gas-discharge lamp that uses fluorescence to produce visible light. An electric current in the gas excites mercury vapor, to produce ultraviolet and make a phosphor coating in the lamp glow.

3. GU24 lamp fitting - Wikipedia

   en.wikipedia.org/wiki/GU24_lamp_fitting

   Compact fluorescent lamp with GU24 cap. A GU24 lamp fitting is a bi-pin connector for compact fluorescent lamps (CFL) or LED lamps that uses a bayonet mount–like twist-lock bi-pin connector instead of the Edison screw fitting used on many CFLs, LED lamps and incandescent light bulbs.

4. Electrical ballast - Wikipedia

   en.wikipedia.org/wiki/Electrical_ballast

   It can be incorporated into an existing fluorescent light fixture or mounted remotely outside of it. When power is lost, the ballast will illuminate one or more lamps in the fixture at a reduced output for a minimum of 90 minutes (as required by code). These can be used as an alternative to egress lighting powered by a back-up electrical generator.

5. This Is Why Your Light Is Buzzing - AOL

   www.aol.com/why-light-buzzing-170500715.html

   Fluorescent bulbs are most often used in commercial spaces and ceiling or built-in lighting. LED bulbs are now the most common type sold in stores. Like any bulb, LEDs come in a variety of light ...

6. Bi-pin lamp base - Wikipedia

   en.wikipedia.org/wiki/Bi-pin_lamp_base

   The suffix after the G indicates the pin spread; the G dates to the use of Glass for the original bulbs. GU usually also indicates that the lamp provides a mechanism for physical support by the luminaire: in some cases, each pin has a short section of larger diameter at the end (sometimes described as a "peg" rather than a "pin" [2]); the socket allows the bulb to lock into place by twisting ...

7. Your Grow Light Is Probably Too Far from Your Plants ... - AOL

   www.aol.com/grow-light-probably-too-far...

   Fluorescent Lights. Fluorescent lighting can be used as grow lighting, but it has limitations. Because fluorescent lights are not very intense or bright, they must be placed very close to the ...