NEMA’s sodium vapor high-intensity discharge (HID) lamps shipment index declined for the fourth consecutive quarter on a year-over-year basis, NEMA’s sodium vapor high-intensity discharge (HID) lamps ...

Chennai Corporation has replaced the sodium vapour high-mast lamps at the Pantheon Road junction near the Police Commissioner's Office with the energy-efficient induction lamps. Officials of the ...

Coimbatore: The city corporation has replaced close to 45,000 sodium vapour street lamps with LED lamps in the last seven months and is expected to change the remaining lights within a month. The ...

The much-awaited project to convert the remaining sodium vapour street lamps into LED lamps in the city has been taken up by the Trichy Corporation. The move is aimed at ensuring better illumination ...

The yellow light of sodium vapour lamps in street lights will soon be a thing of the past in the city. The project to replace all energy-guzzling sodium vapour lamps with LED lights has finally taken ...

Over the next 3 months, Brihanmumbai Electricity Supply and Transport (BEST) will buy 1,350 new sodium vapour lamps for Mumbai roads In January this year, the Brihanmumbai Electricity Supply and ...

Jamshedpur, Sept. 23: The steel city?s characteristic golden hue (read, sodium vapour-lit streets) will soon be history. Once again, the silver aurora will dominate its night skies. Jamshedpur ...