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What Are CFL Bulbs? Everything to KnowFluorescent lights, the staple of school gyms and grocery stores, aren't exactly known for their appeal. The long, skinny tubes have cheaply illuminated communal spaces and retail establishments ...
Like the incandescent bulb before it, the compact fluorescent (CFL ... interesting circuitry that made these relatively efficient light bulbs work, and [mircemk] is here to show us some of ...
Their replacement equivalents, compact fluorescent lightbulbs and light-emitting diode bulbs, are bright, use 75 to 80 percent less energy, and can save you $60 to $125 dollars per bulb in energy ...
UV light from sunlight and indoor light sources can trigger a lupus flare. In addition to sunlight, ultraviolet rays are also given off by several different forms of indoor lighting, including compact ...
A light source consisting of a long glass tube containing mercury in a partial vacuum. Available in many lengths and several diameters, the tube is lined with a fluorescent phosphor. When the ...
For Absorption Spectrometer: 5mm white-light LED (light emitting diode). For Fluorometer: a 5 mm UV LED For Spectroscope and wavelength calibration: a compact fluorescent light bulb somewhere in the ...
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