Industrial Relighting Program - Its Purpose, Progress, and Prospects

The industrial relighting program can provide an excellent opportunity for energy conservation as well as cost reduction. Electric energy saved from relighting with high pressure sodium lamps can have a far-reaching impact on the national economy. However, the problems that also exist in this type of lighting are recognized. The purposes of this program and its up-to-date progress are reviewed. Some of the problems and the most available solutions today are discussed, as are its future prospects.