“In the Limelight” Origin – Quicklime Illumination
Two hundred years ago, actors were literally “in the limelight.” Quicklime (calcium oxide), a chemical that once featured in naval warfare but today supports numerous […]
lighting standards
ANSI C136.15-2020 Roadway Lighting Luminaire Identification
There is something vital, almost mystical to driving through long stretches of road in America. Some people just want to get in their cars and […]
ANSI/IES RP-8-18: Design Of Roadway Facility Lighting
Intended to be used as a basis for the design and installation of roadway lighting and associated systems, ANSI/IES RP-8-18: Recommended Practice For Design And […]
ANSI/IES RP-29-20: Lighting Hospitals & Healthcare Facilities
Workplace lighting is a very nuanced subject, especially when the psychological and physiological effects that poor lighting can have on people are taken into account. […]
Workplace Lighting in Commercial Buildings
Lighting accounts for almost 35 percent of the electricity used in commercial buildings in the United States according to the US Department of Energy. Heat […]