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  2. Magnesium oxide wallboard - Wikipedia

    en.wikipedia.org/wiki/Magnesium_oxide_wallboard

    Magnesium oxide wallboard (10 mm thickness) Magnesium oxide, more commonly called magnesia, is a mineral that when used as part of a cement mixture and cast into thin cement panels under proper curing procedures and practices can be used in residential and commercial building construction. Some versions are suitable for general building uses ...

  3. Martin Marietta Materials - Wikipedia

    en.wikipedia.org/wiki/Martin_Marietta_Materials

    Martin Marietta Materials, Inc. is an American company and a supplier of aggregates and heavy building materials, with operations spanning 26 states, Canada and the Caribbean. In particular, Martin Marietta Materials supplies resources for the construction of roads, sidewalks and foundations.

  4. Category:Wallcoverings - Wikipedia

    en.wikipedia.org/wiki/Category:Wallcoverings

    Wallpaper manufacturers (22 P) Pages in category "Wallcoverings" ... Magnesium oxide wallboard; Marmorino; Mineral bonded wood wool board; Mirror; O. Oil base; Opus ...

  5. Category:Building materials - Wikipedia

    en.wikipedia.org/wiki/Category:Building_materials

    C. Cadjan; Cage; Calcium aluminate cements; Calcium hydroxide; Canite; Cast iron; Cast stone; Caulk; Cellulose insulation; Cement; Cement board; Cement render; Cement ...

  6. Building insulation material - Wikipedia

    en.wikipedia.org/wiki/Building_insulation_material

    Great for sound deadening; does not echo like other foams. Environmentally friendly. Non-expansive (good for existing homes where interior sheathing is in place). Fully sustainable: Consists of magnesium oxide cement and air, which is made from magnesium oxide extracted from seawater. Blown with air (no CFCs, HCFCs or other harmful blowing agents).

  7. USG Corporation - Wikipedia

    en.wikipedia.org/wiki/USG_Corporation

    In 1973, six wallboard manufacturers (including USG) were charged with violating §1 of the Sherman Act during the period 1960–1973, through engaging in a combination and conspiracy in restraint of interstate trade and commerce in the manufacture and sale of gypsum board. In July 1975, after the jury was committed to deliberate, it became ...

  8. US blacklists Chinese companies over TSMC chips in Huawei ...

    www.aol.com/news/us-blacklists-company-ordered...

    Huawei was placed on the Entity List in 2019 and is now at the center of China's AI chip ambitions. Sophgo is among numerous companies that have been punished for helping Huawei.

  9. Magnesium oxide - Wikipedia

    en.wikipedia.org/wiki/Magnesium_oxide

    Magnesium oxide (Mg O), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide). It has an empirical formula of MgO and consists of a lattice of Mg 2+ ions and O 2− ions held together by ionic bonding .