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Spray painting is a painting technique in which a device sprays coating material (paint, ink, varnish, etc.) through the air onto a surface. The most common types employ compressed gas—usually air —to atomize and direct the paint particles. Spray guns evolved from airbrushes, and the two are usually distinguished by their size and the size ...
A popcorn ceiling, also known as a stipple ceiling or acoustic ceiling, is a ceiling with one of a variety of spray-on or paint-on treatments. [1] The bumpy surface is created by tiny particles of vermiculite or polystyrene, which gives the ceiling sound-deadening properties. Mixtures are available in fine, medium, and coarse grades.
Spackling paste. Spackle applied to a rough surface using a putty knife. 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.
Backflow is a term in plumbing for an unwanted flow of water in the reverse direction. [1] It can be a serious health risk for the contamination of potable water supplies with foul water. In the most obvious case, a toilet flush cistern and its water supply must be isolated from the toilet bowl. For this reason, building codes mandate a series ...
Craquelure (French: craquelure; Italian: crettatura) is a fine pattern of dense cracking formed on the surface of materials. It can be a result of drying, shock, aging, intentional patterning, or a combination of all four. The term is most often used to refer to tempera or oil paintings, but it can also develop in old ivory carvings or painted ...
A flush toilet bowl during flushing action. Typical sound of a flush toilet. A typical flush toilet is a fixed, vitreous ceramic bowl (also known as a pan) which is connected to a drain. After use, the bowl is emptied and cleaned by the rapid flow of water into the bowl. This flush may flow from a dedicated tank (cistern), a high-pressure water ...
A plaster low-relief decorative frieze is above it. Plaster is a building material used for the protective or decorative coating of walls and ceilings and for moulding and casting decorative elements. [1] In English, "plaster" usually means a material used for the interiors of buildings, while "render" commonly refers to external applications. [2]
Plumbing is any system that conveys fluids for a wide range of applications. Plumbing uses pipes , valves , plumbing fixtures , tanks , and other apparatuses to convey fluids. [ 1 ] Heating and cooling (HVAC), waste removal , and potable water delivery are among the most common uses for plumbing, but it is not limited to these applications. [ 2 ]