An ultraviolet (UV) LED in a surface-mount PLCC-2 package, the VLMU3100 by Vishay Intertechnology, serves as a solid-state replacement for mercury vapor lamps. Featuring a typical luminous intensity ...

Q: Given the toxicity of mercury, why in the world would light-bulb manufacturers have chosen to use this in the CFL light bulbs that replaced the incandescents? Soon after these new bulbs were ...

The Lumen 200 Fluorescence Illumination System from Prior Scientific offers a powerful, cost effective alternative to traditional short arc Mercury vapour lamps and bulbs used in fluorescence ...

GLENWOOD SPRINGS – A five-year resident of the Roaring Fork Valley who sells lighting supplies recently had a bright idea, and is now taking on the challenge of recycling light bulbs and other devices ...

The safe handling, storage and proper disposal of any mercury-containing light bulbs is an important safety consideration for all persons who service these style of lighting fixtures. The University ...

In 2012, compact fluorescent light bulbs will be the norm. They use less energy - But their use has also prompted safety concerns and some consumer reluctance. Shirley McGlone takes a smoke break as ...

The safe handling, storage and proper disposal of any mercury containing light bulbs is an important safety consideration for all persons who service these style lighting fixtures. The University must ...

Raleigh will replace 30,000 high pressure sodium and mercury vapor street lamps with more energy efficient lights. Duke Energy will begin replacing Raleigh's 30,000 conventional high pressure sodium ...

Last year Congress passed a bill aimed at reducing energy consumption. That's a laudable goal. Who doesn't want to save energy? One of the proposals signed into law, though, went too far -- and, as I ...

Last week, after an overview of lighting history, we examined incandescent lighting -- the lamp technology invented by Thomas Edison. Until the mid-1900s incandescent lighting dominated both ...