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  2. Plasma globe - Wikipedia

    en.wikipedia.org/wiki/Plasma_globe

    Plasma globe. A plasma ball with filaments extending between the inner and outer spheres. A plasma ball, plasma globe, or plasma lamp is a clear glass container filled with noble gases, usually a mixture of neon, krypton, and xenon, that has a high-voltage electrode in the center of the container. When voltage is applied, a plasma is formed ...

  3. Incandescent light bulb - Wikipedia

    en.wikipedia.org/wiki/Incandescent_light_bulb

    An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass bulb that is either evacuated or filled with inert gas to protect the filament from oxidation. Electric current is supplied to the filament by terminals or wires ...

  4. Ultraviolet - Wikipedia

    en.wikipedia.org/wiki/Ultraviolet

    Suspended nanoparticles in stained-glass prevent UV rays from causing chemical reactions that change image colors. [citation needed] A set of stained-glass color-reference chips is planned to be used to calibrate the color cameras for the 2019 ESA Mars rover mission, since they will remain unfaded by the high level of UV present at the surface ...

  5. Compact fluorescent lamp - Wikipedia

    en.wikipedia.org/wiki/Compact_fluorescent_lamp

    A compact fluorescent lamp ( CFL ), also called compact fluorescent light, energy-saving light and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent light bulb; some types fit into light fixtures designed for incandescent bulbs. The lamps use a tube that is curved or folded to fit into the space of an ...

  6. White demographic decline - Wikipedia

    en.wikipedia.org/wiki/White_demographic_decline

    White Americans of one race (or alone) from 1960 to 2020. Some changes may be due to changing self-identification patterns rather than demographic changes. While non-Hispanic White Americans under 18 in the U.S. are already a minority as of 2020, it is projected that non-Hispanic Whites overall will become a minority within the US by 2045. [35]

  7. Tap (valve) - Wikipedia

    en.wikipedia.org/wiki/Tap_(valve)

    This is called a "globe valve" in engineering and, while it gives a leak-proof seal and good fine adjustment of flow, both the rubber washer and the valve seat are subject to wear (and for the seat, also corrosion) over time, so that eventually no tight seal is formed in the closed position, resulting in a leaking tap. The washer can be ...

  8. Plastic - Wikipedia

    en.wikipedia.org/wiki/Plastic

    Plastic. Household items made of various types of plastics. Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be molded, extruded or pressed into solid objects of various shapes. This adaptability, plus a wide range of other properties ...

  9. Glossary of motion picture terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_motion_picture...

    Also called a three-dimensional film, three-dimensional stereoscopic film, or S3D film. A type of motion picture that utilizes special filming techniques to create the illusion of depth perception, hence adding a third dimension. A A roll Abby "The Abby" is the second-to-last shot. Named after assistant director, Abner E "Abby" Singer, who called out the shot to give the crew extra time to ...

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