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  2. 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.

  3. Septic tank - Wikipedia

    en.wikipedia.org/wiki/Septic_tank

    A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater flows for basic sewage treatment. [2] Settling and anaerobic digestion processes reduce solids and organics, but the treatment efficiency is only moderate (referred to as "primary treatment"). [2]

  4. Grease trap - Wikipedia

    en.wikipedia.org/wiki/Grease_trap

    The relatively grease-free water is then fed into the normal septic system.The food solids at the bottom and floating oil and grease must be periodically removed in a manner similar to septic tank pumping. [11] A traditional grease trap is not a food disposal unit. Unfinished food must be scraped into the garbage or food recycling bin.

  5. Manhole cover - Wikipedia

    en.wikipedia.org/wiki/Manhole_cover

    A round manhole and its cover. A manhole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through that is used as an access point for an underground vault or pipe. It is designed to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.

  6. Cesspit - Wikipedia

    en.wikipedia.org/wiki/Cesspit

    A cesspit can be used for the temporary collection and storage of feces, excreta, or fecal sludge as part of an on-site sanitation system and has some similarities with septic tanks or with soak pits. Traditionally, it was a deep cylindrical chamber dug into the ground, having approximate dimensions of 1 metre (3') diameter and 2–3 metres (6 ...

  7. Dave Matthews Band bus incident - Wikipedia

    en.wikipedia.org/wiki/Dave_Matthews_Band_bus...

    Dave Matthews Band's tour bus stopping at the Kinzie Street Bridge to empty its blackwater tank. On August 8, 2004, a tour bus belonging to Dave Matthews Band dumped an estimated 800 pounds (360 kg) of human waste from the bus's blackwater tank through the Kinzie Street Bridge in Chicago onto an open-top passenger sightseeing boat sailing in the Chicago River below.

  8. The Woman in the Septic Tank - Wikipedia

    en.wikipedia.org/wiki/The_Woman_in_the_Septic_Tank

    The Woman in the Septic Tank (Filipino: Ang babae sa septic tank) is a 2011 Filipino comedy film directed by Marlon Rivera, written by Chris Martinez, and starring JM De Guzman, Kean Cipriano, Cai Cortez and Eugene Domingo.

  9. Septic Man - Wikipedia

    en.wikipedia.org/wiki/Septic_Man

    Septic Man is a 2013 Canadian body horror film directed, edited, and produced by Jesse Thomas Cook and written by Tony Burgess.It stars Jason David Brown as a sewage worker who transforms into a hideous mutant after criminals trap him in a septic tank with the corpses they have hidden.