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  2. Gypsum block - Wikipedia

    en.wikipedia.org/wiki/Gypsum_block

    A gypsum block is made of gypsum plaster and water. The manufacturing process [1] is automated at production plants where raw gypsum (CaSO 4 ·2H 2 O) is ground and dried, then heated to remove three-quarters of the bound water and thus transformed into calcium sulfate hemihydrate (CaSO 4 ·½H 2 O), also known as gypsum plaster, stucco, calcined gypsum or plaster of Paris.

  3. Spackling paste - Wikipedia

    en.wikipedia.org/wiki/Spackling_paste

    Spackling paste or spackle is a putty used to fill holes, small cracks, and other minor surface defects in wood, drywall, and plaster. [ 1 ] [ 2 ] Typically, spackling is composed of gypsum plaster from hydrated calcium sulfate and glue .

  4. Scagliola - Wikipedia

    en.wikipedia.org/wiki/Scagliola

    The plaster is modified with the addition of animal glues such as isinglass or hide glue. 'Marezzo scagliola' is worked with the pigmented batches of plaster in a liquid state and relies mainly on the use of Keene's cement, a unique gypsum plaster product in which plaster of Paris was steeped in alum or borate, then burned in a kiln and ground ...

  5. Gypsum - Wikipedia

    en.wikipedia.org/wiki/Gypsum

    Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO 4 ·2H 2 O. [4] It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster , drywall and blackboard or sidewalk chalk .

  6. Lath and plaster - Wikipedia

    en.wikipedia.org/wiki/Lath_and_plaster

    In use as early as 1900, rock lath (also known as "button board," "plaster board" or "gypsum-board lath"), is a type of gypsum wall board (essentially an early form of drywall) with holes spaced regularly to provide a 'key' for wet plaster. [3] Rock lath was typically produced in sheets sized 2 by 4 feet (610 by 1,220 mm).

  7. Today’s NYT ‘Strands’ Hints, Spangram and Answers for Tuesday ...

    www.aol.com/today-nyt-strands-hints-spangram...

    For every 3 non-theme words you find, you earn a hint. Hints show the letters of a theme word. If there is already an active hint on the board, a hint will show that word’s letter order.

  8. Plaster - Wikipedia

    en.wikipedia.org/wiki/Plaster

    Plaster investments can withstand the high heat and pressure needed to ensure a rigid denture base. Moreover, in dentistry there are 5 types of gypsum products depending on their consistency and uses: 1) impression plaster (type 1), 2) model plaster (type 2), dental stones (types 3, 4 and 5) [citation needed]

  9. Plaster veneer - Wikipedia

    en.wikipedia.org/wiki/Plaster_veneer

    The plaster veneer method begins with the hanging of specially designated drywall ("blueboard"), in the conventional manner. [1] [3] N.B. In North America, the color of the face paper of drywall indicates its intended application: white for standard, green for moisture resistance, etc. Plaster veneer wallboard is blue or gray. [4]