High intensity discharge lamps contain compact arc tubes that enclose various gases and metal salts. They operate at relatively high pressures and temperatures. High intensity discharge (HID) is a ...

but a growing number come with high-intensity-discharge lighting that uses xenon gas instead of a filament, or with a cluster of LED bulbs that have a distinctive white light. The different types ...

Metal Halide Lamps A metal halide lamp is a high-intensity discharge light source in which light is produced by radiation from mercury and from halides of metals such as sodium, scandium, indium, and ...