Business Wire

Defense Holdings, Inc. Delivers 550 Safe, Green, AfterGlow® Photoluminescent EXIT Signs To Replace Radioactive Tritium EXIT Signs At Fort Monmouth

MANASSAS PARK, Va.--(BUSINESS WIRE)--Defense Holdings, Inc.® (DHi®) which recently moved its headquarters to Manassas Park, VA has delivered 550 environmentally responsible, safe, green, AfterGlow® ...
Forbes

Radioactive Tritium Leaks from Nuke Plant; Also Two Million EXIT Signs

The Vermont Department of Health said it has found radioactive tritium in the Connecticut River, which probably leaked from the nearby Vermont Yankee nuclear power plant. The state's laboratory ...
Gizmodo

That Emergency Exit Sign Is Radioactive (But That’s Okay)

One of the major requirements of an illuminated exit sign is it has to keep glowing no matter what. That means that, if power is cut to the building, or if the sign itself gets knocked around, power ...
Courthouse News Service

Glowing ‘EXIT’ Signs|Are Radioactive

WASHINGTON (CN) - Tritium "EXIT" signs, which have tubes that glow in the dark for up to twenty years without electricity or batteries, are radioactive and should not go in the regular trash when ...
LancasterOnline

'Exit' signs boost landfill radiation levels

After all, new regulations required all landfills to monitor incoming trucks for any radioactive material. The origin, they found to their surprise, was exit signs. At three of the four landfills here ...