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Drywall (also called plasterboard, dry lining, [1] wallboard, sheet rock, gib board, gypsum board, buster board, turtles board, slap board, custard board, gypsum panel and gyprock) is a panel made of calcium sulfate dihydrate , with or without additives, typically extruded between thick sheets of facer and backer paper, used in the construction ...
The development of plasterboard (a sandwich of gypsum plaster between two sheets of paper) dates back to the late nineteenth century in the US. The first patent was granted in 1894 but it was not until an American, Frank Culver, persuaded his new employer, Thomas McGhie and Sons, to buy a plasterboard plant from the US that this new product was introduced to Britain.
Gypsum materials consist of calcium sulfate dihydrate (CaSO 4 ·2H 2 O). Sulfate-reducing bacteria convert sulfates to toxic hydrogen sulphide gas; they are killed by exposure to air, but the moist, airless, carbon-containing environment in a landfill is a good habitat for them.
In North America, troweling joint mud on gypsum panels is a standard construction technique prior to painting wall and ceiling surfaces. Joint compound type and formula selection forms part of a drywall system that can be finished anywhere from a level 0 to a level 5, where 0 is not finished in any fashion, and 5 is the most pristine. [2]
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The table below shows the top 20 highest-grossing local and foreign films in the Philippines based from data gathered by Box Office Mojo.Gross earnings for foreign films represent their gross within the Philippines, while figures for local films represent their worldwide gross, as some did not disclose separate domestic and international gross.
GMA Pictures, Mic Test Entertainment Michael V. (director); Michael V., Dawn Zulueta [28] 31 Hello, Love, Goodbye: Star Cinema: Cathy Garcia-Molina (director); Kathryn Bernardo, Alden Richards [29] A U G U S T 2 ANi (The Harvest) Cinemalaya Foundation: Kim Zuñiga and Sandro Del Rosario (directors); Ricky Davao, Zyren dela Cruz, Miguel Valdes [30]
Film Director Producer Cast Genre Company 1992: Aguila at Guerrero: Droga Terminators: Romy V. Suzara: Zaldy Zshornack, Ronnie Ricketts, Sharmaine Arnaiz, Ali Sotto, Robert Arevalo, Lito Legaspi, Bomber Moran, Robert Miller, Usman Hassim, Vic Belaro, Eric Francsico, Nonong de Andres (Date of Released: 24 June 1992) Music by: Jaime Fabregas