enow.com Web Search

  1. Ads

    related to: 9.5 acrylic globe lamp post outdoor lighting

Search results

  1. Results from the WOW.Com Content Network
  2. Street lighting in Washington, D.C. - Wikipedia

    en.wikipedia.org/wiki/Street_lighting_in...

    Designs ranged from a "Millet post" with a taller base to a huge 20-foot (6.1 m) double-globe post designed to light plazas and traffic circles. [41] Captain Wood presented a final revised lamppost design to the CFA on November 15, 1923. The post was designed by Wood with input from PEPCO officials.

  3. 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 ...

  4. Plumbing - Wikipedia

    en.wikipedia.org/wiki/Plumbing

    Plumbing equipment includes devices often behind walls or in utility spaces which are not seen by the general public. It includes water meters, pumps, expansion tanks, back flow preventers, water filters, UV sterilization lights, water softeners, water heaters, heat exchangers, gauges, and control systems.

  5. Ultraviolet - Wikipedia

    en.wikipedia.org/wiki/Ultraviolet

    These lamps emit ultraviolet light with two peaks in the UVC band at 253.7 nm and 185 nm due to the mercury within the lamp, as well as some visible light. From 85% to 90% of the UV produced by these lamps is at 253.7 nm, whereas only 5–10% is at 185 nm. [36] The fused quartz tube passes the 253.7 nm radiation but blocks the 185 nm wavelength.

  6. Perfluorooctanoic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorooctanoic_acid

    The compound is also used in "insulators for electric wires, planar etching of fused silica", [35] fire fighting foam, [2] [38] and outdoor clothing. [39] As a protonated species, the acid form of PFOA was the most widely used perfluorocarboxylic acid used as a reactive intermediate in the production of fluoroacrylic esters.

  7. Elevator - Wikipedia

    en.wikipedia.org/wiki/Elevator

    When entering the cab, it appears to be any normal elevator ride. However, once the cab begins moving, the interior lights turn off and a special blue light above the cab turns on. This lights the entire shaft, so riders can see the moving cab through its glass ceiling as it rises and lowers through the shaft.

  1. Ads

    related to: 9.5 acrylic globe lamp post outdoor lighting