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  2. Critical raw materials - Wikipedia

    en.wikipedia.org/wiki/Critical_raw_materials

    Figure gives a summary of critical raw materials lists reported by the European Commission in 2011, 2014 and 2017. The Critical Raw Materials Act came into effect on 23 May 2024. It specifies a list of 34 CRM, including 17 raw materials [c] considered strategic. [10] [11]

  3. List of material published by Distributed Denial of Secrets

    en.wikipedia.org/wiki/List_of_material_published...

    About half of the material from that leak was published in 2014; the other half emerged in 2016. [4] WikiLeaks reportedly rejected a request to host the full cache of files in 2016, [ 4 ] at a time when founder Julian Assange was focused on exposing Democratic Party documents passed to WikiLeaks by Kremlin hackers.

  4. List of synthetic polymers - Wikipedia

    en.wikipedia.org/wiki/List_of_synthetic_polymers

    List of some addition polymers and their uses Polymer Abbreviation Properties Uses Low-density polyethylene: LDPE: Chemically inert, flexible, insulator: Squeeze bottles, toys, flexible pipes, insulation cover (electric wires), six-pack rings, etc. High-density polyethylene: HDPE: Inert, thermally stable, tough and high tensile strength

  5. Category:Packaging materials - Wikipedia

    en.wikipedia.org/wiki/Category:Packaging_materials

    العربية; বাংলা; Беларуская; Беларуская (тарашкевіца) Čeština; Deutsch; Euskara; فارسی; 한국어; Հայերեն

  6. List of material published by WikiLeaks - Wikipedia

    en.wikipedia.org/wiki/List_of_material_published...

    On 1 December 2011 WikiLeaks started to release the Spy Files. [141] [142] The files were a collection of brochures, manuals, catalogues and videos from over 160 intelligence contractors like Hacking Team, who advertised a remote "stealth system for attacking, infecting and monitoring computers and smartphones."

  7. General material designation - Wikipedia

    en.wikipedia.org/wiki/General_material_designation

    General Material Designation creates a list of standardized terms, describing the material of the item. Examples of GMD terms commonly used in institutional cataloguing to identify material types include: cartographic material, electronic resource, game, graphic, kit, manuscript, microform, motion picture, music, realia, sound recording, and video recording. [1]

  8. List of brazing alloys - Wikipedia

    en.wikipedia.org/wiki/List_of_brazing_alloys

    As the braze does not contain active elements, the carbon-based material may have to be surface-treated for sufficient wetting, e.g. by a solid-state reaction with chromium. [36] 87.5: 0.25: Ge 12: Ag 38 Cu 32 Zn 28 Sn 2: Ag–Cu–Zn 649/721 [10] 650/720 [37] 660/720 [38] – BAg-34, AMS 4761, Braze 380, Silvaloy A38T, Silver Braze 38. Free ...

  9. Material - Wikipedia

    en.wikipedia.org/wiki/Material

    A material is a substance or mixture of substances that constitutes an object.Materials can be pure or impure, living or non-living matter. Materials can be classified on the basis of their physical and chemical properties, or on their geological origin or biological function.