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2. Show globe - Wikipedia

   en.wikipedia.org/wiki/Show_globe

   Hanging Show Globe at the Biological Sciences/Pharmacy Library of Ohio State University A show globe is a glass vessel of various shapes and sizes containing a colorful liquid. [ 1 ] It has been a symbol of pharmacy from the 17th century England to the early 20th century in the United States .

3. Fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamp

   The spectrum of light emitted from a fluorescent lamp is the combination of light directly emitted by the mercury vapor, and light emitted by the phosphorescent coating. The spectral lines from the mercury emission and the phosphorescence effect give a combined spectral distribution of light that is different from those produced by incandescent ...

4. Metal-halide lamp - Wikipedia

   en.wikipedia.org/wiki/Metal-halide_lamp

   Like other gas-discharge lamps such as the very-similar mercury-vapor lamps, metal-halide lamps produce light by ionizing a mixture of gases in an electric arc.In a metal-halide lamp, the compact arc tube contains a mixture of argon or xenon, mercury, and a variety of metal halides, such as sodium iodide and scandium iodide. [7]

5. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...

6. Sodium-vapor lamp - Wikipedia

   en.wikipedia.org/wiki/Sodium-vapor_lamp

   When the lamp is first started, it emits a dim red/pink light to warm the sodium metal; within a few minutes as the sodium metal vaporizes, the emission becomes the common bright yellow. These lamps produce a virtually monochromatic light averaging a 589.3 nm wavelength (actually two dominant spectral lines very close together at 589.0 and 589. ...

7. Mart Green - Wikipedia

   en.wikipedia.org/wiki/Mart_Green

   Mart Green is the founder and CEO of Mardel Christian & Education and of Every Tribe Every Nation, and an heir to the Hobby Lobby family of companies founded by his father David Green. Mart Green's chain of Christian stores, Mardel, has 37 stores in seven US states and is headquartered in Oklahoma City. It is part of the Hobby Lobby group of ...