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A meter that measures kilowatt hours. source: Wikipedia Since you pay for electricity you consume for your home or business, it is beneficial to understand how your are charged. You should understand how the various components of your electricity bill work. This is important if you want to explore measures to save more while having a good payback or ROI...
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All About Mercury Vapor Lamps Close up of a mercury vapor lamp. source: Wikipedia Before there were metal halide lamps, there was the mercury vapor lamp. In fact, the mercury vapor lamp is the first type of HID (high-intensity discharge) lamp to exist. Mercury vapor lamps offer a number of benefits, including a relatively long lamp life when compared to...
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The consumer reports laboratory tests light bulbs for Average Rated Life. source: Wikipedia In lighting parlance, the Average Rated Life (ARL) of a lamp or a bulb refers to the time it takes for exactly half the bulbs (50 percent) of a test sample to die out while the other half continue to burn. The Average Rated Life of...
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All about metal halide Metal Halide Lamp Since the 1960s, the metal halide (MH) lamp has been used as a viable light source for a number of applications, from illuminating sports fields, to parking lots and street lighting, to general indoor lighting for retail stores and factories. Their ability to emit a vividly white light, plus their long light life...