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  2. Polycarbonate - Wikipedia

    en.wikipedia.org/wiki/Polycarbonate

    Polycarbonate. Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. They are easily worked, molded, and thermoformed. Because of these properties, polycarbonates find many ...

  3. Hurricane shutter - Wikipedia

    en.wikipedia.org/wiki/Hurricane_shutter

    A hurricane shutter made out of plywood. Hurricane coverings, commonly known as shutters, are used in hurricane mitigation to protect houses and other structures from damage caused by storms. Hurricane shutters are used to prevent windows from being broken by flying objects during a storm. Although the negative pressure caused by high-speed ...

  4. Twinwall plastic - Wikipedia

    en.wikipedia.org/wiki/Twinwall_plastic

    6mm Twinwall Polycarbonate Sheet. Twin-wall plastic, specifically twin-wall polycarbonate, is an extruded multi-wall polymer product created for applications where its strength, thermally insulative properties, and moderate cost are ideal. [1] Polycarbonate, which is most commonly formed through the reaction of Bisphenol A and Carbonyl Chloride ...

  5. Thermoplastic - Wikipedia

    en.wikipedia.org/wiki/Thermoplastic

    A thermoplastic, or thermosoftening plastic, is any plastic polymer material that becomes pliable or moldable at a certain elevated temperature and solidifies upon cooling. [1][2] Most thermoplastics have a high molecular weight. The polymer chains associate by intermolecular forces, which weaken rapidly with increased temperature, yielding a ...

  6. Awning - Wikipedia

    en.wikipedia.org/wiki/Awning

    Awning. Art Nouveau awning in Nancy (France) City-house with an awning above the entrance, in Bucharest (Romania) Grand Hotel with numerous awnings in Toledo, Ohio. An awning or overhang is a secondary covering attached to the exterior wall of a building. It is typically composed of canvas woven of acrylic, cotton or polyester yarn, or vinyl ...

  7. ‘Blueprint Planet’ by Huffington Post

    testkitchen.huffingtonpost.com/blueprint

    Really, Internet-connected everything could put us on the path to a low-carbon society. National Geographic recently described plans from Smart Cities Council India to install sensors on garbage cans that would send a notification when the units are full, allowing garbage trucks to avoid making needless trips. So, the future's looking bright.

  8. Technical drawing tool - Wikipedia

    en.wikipedia.org/wiki/Technical_drawing_tool

    Technical drawing tool. Drafting tools may be used for measurement and layout of drawings, or to improve the consistency and speed of creation of standard drawing elements. Tools such as pens and pencils mark the drawing medium. Other tools such as straight edges, assist the operator in drawing straight lines, or assist the operator in drawing ...

  9. Glass-filled polymer - Wikipedia

    en.wikipedia.org/wiki/Glass-filled_polymer

    Glass-filled polymer (or glass-filled plastic), is a mouldable composite material. It comprises short glass fibers in a matrix of a polymer material. It is used to manufacture a wide range of structural components by injection or compression moulding. [1] It is an ideal glass alternative that offers flexibility in the part, chemical resistance ...