There’s a filament that emits electrons, a grid to control their flow, and anodes coated with a fluorescent material. Unlike a regular tube, the filaments have to operate cool so they don’t ...

Fluorescent lights ... The invisible UV is converted to visible light by a coating on the inside of the tube. Another distinguishing feature of CFLs is the ballast, which controls the electricity ...

If a standard fluorescent tube lighting source is shielded by a standard acrylic plastic diffuser, there’s rarely a significant risk for people with systemic lupus. These plastic diffusers are ...

Give us the chunky, blocky goodness of a vacuum fluorescent display (VFD ... scrap of conductor shorting one of the cathodes inside the tube, the damaged VFD isn’t much to look at, and is ...