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How to clean Drywall walls?

Plaster is one of the oldest construction materials, in fact, Neolithic men used it for the joints of palisades and in the lining of the walls of their cabins. Laminated plasterboard (PYL), is a material that began to manufacture on a scale for the first time in the United States in 1916, although it had to be in World War II, a period in which there was not enough labor for construction, when they realized that laminated plasterboard was a much more efficient system and faster than traditional systems. the walls of their cabins.

Plaster is a very abundant material in the world, practically in almost half of the territory we can find materials with plaster. But it was not until the 19th century that the process of dehydration and setting of plaster began to be studied, and well into the 20th century when large-scale manufacturing began.
basic materials.

The core material of drywall involves gypsum. There is no shortage of the raw material; Gypsum is produced in plenty of supply throughout the world, so drywall can be produced in most developed countries with deposits. Gypsum can be up to half water, but due to the properties of rock, the moisture remains in a solid form like ice until the temperature rises to 212 degrees Fahrenheit. This makes a fairly light, solid material that can dampen fire at high temperatures.

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