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2. Ceramic metal-halide lamp - Wikipedia

   en.wikipedia.org/wiki/Ceramic_metal-halide_lamp

   Streetlamp with a ceramic metal halide bulb Ceramic metal halide bulb with G12 socket. A ceramic metal-halide lamp (CMH), also generically known as a ceramic discharge metal-halide (CDM) lamp, [1] is a type of metal-halide lamp that is 10–20% more efficient than the traditional quartz metal halide [2] and produces a superior color rendition (80-96 CRI).

3. Home Depot - Wikipedia

   en.wikipedia.org/wiki/Home_Depot

   This is an accepted version of this page This is the latest accepted revision, reviewed on 28 January 2025. American multinational home improvement supplies retailing company The Home Depot, Inc. An aerial view of a Home Depot in Onalaska, Wisconsin Company type Public Traded as NYSE: HD DJIA component S&P 100 component S&P 500 component Industry Retail (home improvement) Founded February 6 ...

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. Quartz - Wikipedia

   en.wikipedia.org/wiki/Quartz

   Quartz belongs to the trigonal crystal system at room temperature, and to the hexagonal crystal system above 573 °C (846 K; 1,063 °F). The ideal crystal shape is a six-sided prism terminating with six-sided pyramid-like rhombohedrons at each end.

6. Table (furniture) - Wikipedia

   en.wikipedia.org/wiki/Table_(furniture)

   Bedside tables, nightstands, or night tables are small tables used in a bedroom. They are often used for convenient placement of a small lamp , alarm clock , glasses , or other personal items. Drop-leaf tables have a fixed section in the middle and a hinged section (leaf) on either side that can be folded down.

7. Quartz clock - Wikipedia

   en.wikipedia.org/wiki/Quartz_clock

   As of 2019, an autonomous light-powered high-accuracy quartz watch movement became commercially available which is claimed to be accurate to ± 1 second per year. [ 19 ] [ 20 ] Key elements to obtain the high claimed accuracy are applying an unusually shaped (for a watch) ( AT-cut ) quartz crystal operated at 2 23 or 8 388 608 Hz frequency ...