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® ...
ABC News

Regulators act after Wal-Mart loses radioactive signs

LITTLE ROCK -- At issue are glow-in-the-dark signs that contain tritium, a hydrogen isotope with a radioactive strength similar to that of material in many smoke alarms. The Nuclear Regulatory ...
Electrical Construction & Maintenance

Self-luminous exit signs

The self-powered tritium gas luminescent tubes in the Ever-Green series of self-luminous exit signs provide illumination for as many as 20 years without electricity. These spark-proof, explosion-proof ...
RealClearScience

Tritium Is a Waste Product in Canada. It Costs $30,000 per Gram

(via Reactions) Companies around the world are fighting to buy a rare radioactive substance, despite its $30,000-per-gram price tag. This substance powers emergency exit signs that can stay bright for ...