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  2. Floodlight - Wikipedia

    en.wikipedia.org/wiki/Floodlight

    The most common type of floodlight was the metal-halide lamp, which emits a bright white light (typically 75–100 lumens/Watt). Sodium-vapor lamps are also commonly used for sporting events, as they have a very high lumen to watt ratio (typically 80–140 lumens/Watt), making them a cost-effective choice when certain lux levels must be provided. [4]

  3. Mercury-vapor lamp - Wikipedia

    en.wikipedia.org/wiki/Mercury-vapor_lamp

    The ultraviolet light from mercury-vapor lamps was applied to water treatment by 1910. The Hewitt lamps used a large amount of mercury. In the 1930s, improved lamps of the modern form, developed by the Osram-GEC company, General Electric company and others led to widespread use of mercury-vapor lamps for general lighting.

  4. GeForce RTX 50 series - Wikipedia

    en.wikipedia.org/wiki/GeForce_RTX_50_Series

    The GeForce 50 series is a series of consumer graphics processing units (GPUs) developed by Nvidia as part of its GeForce line of graphics cards, succeeding the GeForce 40 series. Announced at CES 2025, it debuted with the release of the RTX 5080 and RTX 5090 on January 30, 2025.

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