Plaster is a building material used to coat walls and ceilings, composed of lime, gypsum, sand and water. It is used to protect surfaces, give a smooth finish, and provide decoration. There are two main types of plaster: sand faced plaster which has a smooth finish, and rough cast plaster which has an uneven texture. Paints are made from pigments, binders and solvents and serve protective and decorative purposes on interior and exterior surfaces like walls, bricks and metal. Common types include acrylic, emulsion, enamel and oil-based paints, which are used for different applications depending on their properties. Wallpapers are used to beautify interior walls and provide an attractive appearance, and can be made