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  2. List of commercial video games released as freeware

    en.wikipedia.org/wiki/List_of_commercial_video...

    Windows Microsoft Research: Source code released as freeware; gaming enthusiasts developed Free Allegiance from the released code. [10] All Walls Must Fall: 2018 2024 [11] Strategy Windows, Linux, Mac Inbetweengames: Amulets & Armor: 1997 2013 Action/Role-playing video game: DOS: United Software Artists: Anacreon: Reconstruction 4021: 1987 2004 ...

  3. Borosilicate glass - Wikipedia

    en.wikipedia.org/wiki/Borosilicate_glass

    Guitar slide made of borosilicate glass. Borosilicate glass is a type of glass with silica and boron trioxide as the main glass-forming constituents. Borosilicate glasses are known for having very low coefficients of thermal expansion (≈3 × 10 −6 K −1 at 20 °C), making them more resistant to thermal shock than any other common glass.

  4. Windows 10 version history - Wikipedia

    en.wikipedia.org/wiki/Windows_10_version_history

    Windows 10 is a major release of the Windows NT operating system developed by Microsoft.Microsoft described Windows 10 as an "operating system as a service" that would receive ongoing updates to its features and functionality, augmented with the ability for enterprise environments to receive non-critical updates at a slower pace or use long-term support milestones that will only receive ...

  5. Tempered glass - Wikipedia

    en.wikipedia.org/wiki/Tempered_glass

    Tempered glass is used for its safety and strength in a variety of applications, including passenger vehicle windows (apart from windshield), shower doors, aquariums, architectural glass doors and tables, refrigerator trays, mobile phone screen protectors, bulletproof glass components, diving masks, and plates and cookware.

  6. Soda–lime glass - Wikipedia

    en.wikipedia.org/wiki/Soda–lime_glass

    The manufacturing process for soda–lime glass consists in melting the raw materials, which are the silica, soda (Na 2 O), hydrated lime (Ca(OH) 2), dolomite (CaMg(CO 3) 2, which provides the magnesium oxide), and aluminium oxide; along with small quantities of fining agents (e.g., sodium sulfate (Na 2 SO 4), sodium chloride (NaCl), etc.) in a glass furnace at temperatures locally up to 1675 ...

  7. Bulletproof glass - Wikipedia

    en.wikipedia.org/wiki/Bulletproof_glass

    Bulletproof glass of a jeweler's window after a burglary attempt. The Mona Lisa behind bulletproof glass at the Louvre Museum. Bulletproof glass, ballistic glass, transparent armor, or bullet-resistant glass is a strong and optically transparent material that is particularly resistant to penetration by projectiles, although, like any other material, it is not completely impenetrable.

  8. Glazing (window) - Wikipedia

    en.wikipedia.org/wiki/Glazing_(window)

    However, the additional manufacturing step adds to the cost of production, and the coating will degrade when exposed to the elements, and so can only be placed on the inside faces of a double-paned window. Generally, solar control Low-E windows are soft coat and passive Low-E windows are hard coat due to the lower emissivity of the soft coat.

  9. 16:9 aspect ratio - Wikipedia

    en.wikipedia.org/wiki/16:9_aspect_ratio

    The main figure shows 4:3 and 2.40:1 rectangles with the same area A, and 16:9 rectangles that covers (black) or is common to (grey) them.The calculation considers the extreme rectangles, where m and n are multipliers to maintain their respective aspect ratios and areas.