Compact Fluorescent Lights known for short "CFL". They were first PL bulbs with a starter in it, but still used today, and now with new CFLs, they also have built in ballast, on the bottom of the screw in base. There are some brand manufactures that make CFLs are GE, Slyvanna, Phillips, and Utilitech, and Feit Electric. But some of them, are Ultra Violet as for short: UV, lamps.
PL CFL bulbsEdit
PL means Plug in bulbs, require a ballast adaptor, and or a fixture. But, Manufacures do not make the adaptor, except the bulbs.
The Early CFLsEdit
When PL bulbs were easy to burn out after each turn on of a switch. Now, some Maunufacutrues make the U - tube or welded cfls. After that, Manufacture companies, wanted something different, so they went to the spiral, type CFLs.
Well, CFLs are manufactured every single year, and decided to make different type of shape of the bottom, which is a bit differnt.
Different Color temperturesEdit
CFLs have many different color tempertures are:
2700K = Warm White
2800K = Soft white
5000K = Cool White
6500K = Daylight
2900K = Reveal, soft white
Warnings of using CFLsEdit
Once on every day, its life begins to run out, and burns out. After many days of use, you will hear a pop, from the cathodes, meaning it has been burn out. But sometimes the explode, cause of high pressure, and it cause some fatal injuries. It can even cause a house fire, if shorted out, or over volted.