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 ...
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® ...
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 ...
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