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2. List of automotive light bulb types - Wikipedia

   en.wikipedia.org/wiki/List_of_automotive_light...

   12 V: 19 W PGJ19-3 H16B 1 12 V: 19 W PGJY19-3 H21W 1 12 V & 24 V: 21 W BAY9s H27W/1 1 12 V: 27W PG13 USA ANSI № 880 H27W/2 1 12 V: 27 W PGJ13 USA ANSI № 881 HB3 1 12 V: 60 W P20d 90° USA, Japan ANSI № 9005 ECE nominal luminous flux: 1700 lm ±15% HB3A 1 12 V: 60 W P20d 180° USA ANSI № 9005XS HB4 1 12 V: 51 W P22d 90° USA, Japan

3. Van's Aircraft RV-12 - Wikipedia

   en.wikipedia.org/wiki/Van's_Aircraft_RV-12

   The Van's RV-12 is an American two-seat, single-engine, low-wing homebuilt airplane eligible for the U.S. E-LSA category, sold in kit form and as a complete ready-to-fly aircraft by Van's Aircraft of Aurora, Oregon. [4] [5] The first RV-12, built by Richard VanGrunsven, at Oshkosh 2008. The RV-12 had its first flight on November 9, 2006. [3]

4. Centennial Light - Wikipedia

   en.wikipedia.org/wiki/Centennial_Light

   The bulb is cared for by the Centennial Light Bulb Committee, a partnership of the Livermore-Pleasanton Fire Department, Livermore Heritage Guild, Lawrence Livermore National Laboratories, and Sandia National Laboratories. The Livermore-Pleasanton Fire Department plans to house and maintain the bulb for the rest of its life, regardless of length.

5. Compact fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Compact_fluorescent_lamp

   Circular and U-shaped lamps were devised to reduce the length of fluorescent light fixtures. The first fluorescent light bulb and fixture were displayed to the general public at the 1939 New York World's Fair. The spiral CFL was invented in 1976 by Edward E. Hammer, an engineer with General Electric, [7] in response to the 1973 oil crisis. [8]

6. Refugium (population biology) - Wikipedia

   en.wikipedia.org/wiki/Refugium_(population_biology)

   In biology, a refugium (plural: refugia) is a location which supports an isolated or relict population of a once more widespread species. This isolation ( allopatry ) can be due to climatic changes, geography, or human activities such as deforestation and overhunting.

7. Refugium (fishkeeping) - Wikipedia

   en.wikipedia.org/wiki/Refugium_(fishkeeping)

   In fishkeeping, a refugium is an appendage to a marine, brackish, or freshwater fish tank that shares the same water supply. It is a separate sump , connected to the main show tank. [ 1 ] It is a " refugium " in the sense that it permits organisms to be maintained that would not survive in the main system, whether food animals, anaerobic ...