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 ...

In January this year, the Brihanmumbai Electricity Supply and Transport (BEST) robbed Marine Drive of its iconic golden Queen's Necklace, replacing the sodium vapour streetlights with white LEDs.

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 ...

For almost two generations of Chicagoans, orange has been the color of night. High pressure sodium vapor lights, which create a glow reminiscent of a tire fire, have lit Chicago since the 1970s. They ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. As knowledge of materials and ...

Officials of Zone – 8 (Anna Nagar) of Greater Chennai Corporation have ensured installation of sodium vapour lamps in the centre of a defunct high mast lamp at SIDCO Nagar bus stop, near the Padi ...