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2. Chambers stove - Wikipedia

   en.wikipedia.org/wiki/Chambers_stove

   The Chambers Fireless Gas Range was a gas cook stove created by John E. Chambers in 1910, [1] [2] Two years after inventing his fireless cooker, John Chambers organized the Chambers Company in 1912. [1] Chambers' patented method of manufacture [3] used thick rock wool insulation to insulate the oven on all sides. This made it possible for the ...

3. Fluorescent-lamp formats - Wikipedia

   en.wikipedia.org/wiki/Fluorescent-lamp_formats

   Original 4–13 W miniature fluorescent range from 1950s or earlier. [1] Two newer ranges, high-efficiency (HE) 14–35 W, and high-output (HO) 24–80 W, introduced in the 1990s. [2] Panasonic's range of FHL fluorescent tubes in 18W, 27W, and 36W varieties for the Japanese market. Circular fluorescent tubes.

4. List of automotive light bulb types - Wikipedia

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

   ECE nominal luminous flux: 50 lm ±20% T10 size Old designation: W10/5 ANSI № 168 WR5W W2.1×9.5d 1 12 V & 24 V: 5 W Red WY5W W2.1×9.5d 1 6 V, 12 V, 24 V: 5 W Amber ECE nominal luminous flux: 30 lm ±20% W10W W2.1×9.5d 1 6 V & 12 V: 10 W T13 size WY10W W2.1×9.5d 1 6 V & 12 V: 10 W W15/5W WZ3×16q 2 12 V: 15 / 5 W for motorcycles W16W

5. Tchefuncte River Range Lights - Wikipedia

   en.wikipedia.org/wiki/Tchefuncte_River_Range_Lights

   The Tchefuncte River Range Lights are a range that was first established in 1838 to aid vessels entering the Tchefuncte River from the north side of Lake Pontchartrain, Louisiana. The lighting apparatus was supplied by Winslow Lewis and consisted of nine lamps with several fourteen-inch reflectors.

6. Halogen lamp - Wikipedia

   en.wikipedia.org/wiki/Halogen_lamp

   The production and importation of directional mains-voltage halogen bulbs was banned on 1 September 2016 and non-directional halogen bulbs followed on 1 September 2018. [6] Australia banned some halogen light bulbs above 10W from September 2021 in favour of eco-halogen bulbs, [ 7 ] later than the planned date of September 2020 [ 8 ] to keep the ...

7. Parabolic aluminized reflector - Wikipedia

   en.wikipedia.org/wiki/Parabolic_aluminized_reflector

   Before and after those years, vehicles could have model-specific, nonstandard-shape headlamps, using any of a wide variety of replaceable light bulbs. Between 1940 and 1956, all U.S. cars had to have two 7-inch (178 mm) round headlamps with dual filaments, so each lamp provided both a high and a low beam light distribution.