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2. Vitrified clay pipe - Wikipedia

   en.wikipedia.org/wiki/Vitrified_clay_pipe

   Vitrified clay pipe (VCP) is pipe made from a blend of clay and shale that has been subjected to high temperature to achieve vitrification, which results in a hard, inert ceramic. VCP is commonly used in gravity sewer collection mains because of its long life and resistance to almost all domestic and industrial sewage , particularly the ...

3. Tile drainage - Wikipedia

   en.wikipedia.org/wiki/Tile_drainage

   The phrase "tile drainage" derives from its original composition from ceramic tiles of fired clay, which were similar to terracotta pipes yet not always shaped as pipes. In the 19th century a C-shaped channel tile commonly was placed like an arch atop a flat tile, denominated the "mug" and "sole", respectively.

4. Drain-waste-vent system - Wikipedia

   en.wikipedia.org/wiki/Drain-waste-vent_system

   A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

5. Orangeburg pipe - Wikipedia

   en.wikipedia.org/wiki/Orangeburg_pipe

   Orangeburg was a low cost alternative to metal for sewer lines in particular. Lack of strength causes pipes made of Orangeburg to fail more frequently than pipes made with other materials. The useful life for an Orangeburg pipe is about 50 years under ideal conditions, but has been known to fail in as little as 10 years.

6. Plumbing - Wikipedia

   en.wikipedia.org/wiki/Plumbing

   Today, most plumbing supply pipe is made out of steel, copper, and plastic; most waste (also known as "soil") [30] out of steel, copper, plastic, and cast iron. [30] The straight sections of plumbing systems are called "pipes" or "tubes". A pipe is typically formed via casting or welding, whereas a tube is made through extrusion.

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