Manufacturers originally designed double-ended high-pressure sodium light bulbs so they would be compatible with double-ended metal halide fixtures. Traditional single-ended high-pressure sodium bulbs ...

It is an inevitable fact that once you get keen on the growing business, you will immerse yourself into the focus of which is the best grow lights. It gets even more confusing since factions for ...

HPS, or high-pressure sodium, bulbs are one of the most popular HID (high-intensity discharge) lamps in use today. Heavier in the orange-to-red wavelengths, HPS bulbs provide excellent spectrum for ...

CEDAR RAPIDS - Alliant Energy has begun to replace the first of about 12, its high-pressure sodium streetlights with LED ones here and in 58 other communities in its Cedar Rapids metro service area.

Roswell residents may notice warmer-colored street lights in the next several months as Georgia Power converts subdivision lights from pink-amber, high-pressure sodium bulbs to new downward-facing LED ...