Rea's team exposed four men to mercury-vapor lamps
in two hour-long sessions at various times between 11 p.
To improve lighting along the main building's exterior and the machine shop, Venture's 150-watt UV Shield pulse-start lamps were installed, replacing 175-watt mercury-vapor lamps
mounted in wall pack fixtures.
The George Washington Bridge has converted its "light necklace" from mercury-vapor lamps
that last about a year to LEDs with 15-year life spans, which will save New York an average of $5,000 per month in lighting and maintenance costs.
Under Vietnam's Energy Efficiency Public Lighting project (VEEPL), the country has begun to replace all streetlights from mercury-vapor lamps
to energy efficient, high-pressure sodium and compact fluorescent lighting, and will manage the new street lighting system with the Echelon and ElcomTek energy control networking platform.