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  2. Scrim (material) - Wikipedia

    en.wikipedia.org/wiki/Scrim_(material)

    Scrim is a glass fibre (previously burlap) open-mesh tape used to cover joints in plasterboard/wall board prior to plastering. It prevents a crack appearing in the plaster finish at a later date. The roll of tape may be plain or adhesive-coated to facilitate its installation.

  3. Vinyl composition tile - Wikipedia

    en.wikipedia.org/wiki/Vinyl_composition_tile

    Vinyl floor tiling. Vinyl composition tile (VCT) is a finished flooring material used primarily in commercial and institutional applications. Modern vinyl floor tiles and sheet flooring and versions of those products sold since the early 1980s are composed of colored polyvinyl chloride (PVC) chips formed into solid sheets of varying thicknesses (1 ⁄ 8 in or 3.2 mm is most common) by heat and ...

  4. Pattern (casting) - Wikipedia

    en.wikipedia.org/wiki/Pattern_(casting)

    Pattern (casting) The top and bottom halves of a sand casting mould showing the cavity prepared by patterns. Cores to accommodate holes can be seen in the bottom half of the mould, which is called the drag. The top half of the mould is called the cope. In casting, a pattern is a replica of the object to be cast, used to form the sand mould ...

  5. Bookbinding - Wikipedia

    en.wikipedia.org/wiki/Bookbinding

    Case binding is the most common type of hardcover binding for books. The pages are arranged in signatures and glued together into a "textblock". The textblock is then attached to the cover or "case" which is made of cardboard covered with paper, cloth, vinyl or leather. This is also known as cloth binding, or edition binding.

  6. Casing (borehole) - Wikipedia

    en.wikipedia.org/wiki/Casing_(borehole)

    Casing is a large diameter pipe that is assembled and inserted into a recently drilled section of a borehole. Similar to the bones of a spine protecting the spinal cord, casing is set inside the drilled borehole to protect and support the wellstream. The lower portion (and sometimes the entirety) is typically held in place with cement. [1]

  7. Cope and drag - Wikipedia

    en.wikipedia.org/wiki/Cope_and_drag

    A board is then placed on top of the drag and the drag is flipped over. Then, the cope is placed on the drag, and dowels (or pins) are put in the sand to make holes for the sprue and one or more risers. Talcum powder and sand are again sifted over the pattern, and rammed to fill the cope. The pins are then carefully pulled out of the sand.

  8. Investment casting - Wikipedia

    en.wikipedia.org/wiki/Investment_casting

    Investment casting. Investment casting is an industrial process based on lost-wax casting, one of the oldest known metal-forming techniques. [1] The term "lost-wax casting" can also refer to modern investment casting processes. Investment casting has been used in various forms for the last 5,000 years.

  9. Construction adhesive - Wikipedia

    en.wikipedia.org/wiki/Construction_adhesive

    Construction adhesive being used to attach an access panel to drywall. The construction adhesive is in a caulking gun at the top of the image. Construction adhesive is a general-purpose adhesive used for attaching drywall, tile, molding, and fixtures to walls, ceilings, and floors. [1] It is most commonly available in tubes intended for use ...