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  2. Imhoff tank - Wikipedia

    en.wikipedia.org/wiki/Imhoff_tank

    Imhoff tank. a - upper chamber, b-c - outlet for sludge, d - outlet for biogas (would need to be higher), f - lower chamber, g - slot for sludge to pass from the upper to the lower chamber, h - height. The Imhoff tank, named for German engineer Karl Imhoff (1876–1965), is a chamber suitable for the reception and processing of sewage.

  3. Lower house - Wikipedia

    en.wikipedia.org/wiki/Lower_house

    A lower house is the lower chamber of a bicameral legislature, where the other chamber is the upper house. [1] Although styled as "below" the upper house, in many legislatures worldwide, the lower house has come to wield more power or otherwise exert significant political influence.

  4. Upper house - Wikipedia

    en.wikipedia.org/wiki/Upper_house

    The chamber of the House of Lords, the UK's Upper House. The role of a revising chamber is to scrutinise legislation that may have been drafted over-hastily in the lower house and to suggest amendments that the lower house may nevertheless reject if it wishes to. An example is the British House of Lords.

  5. Reduced pressure zone device - Wikipedia

    en.wikipedia.org/wiki/Reduced_pressure_zone_device

    It is designed to handle the pressure fluctuations). In the case of the upstream check valve passing, the differential pressure (higher supply pressure compared with the lower chamber pressure) causes any flow to occur only in one direction. A buildup of pressure in the chamber in such a case would be relieved to the drain.

  6. Maximum allowable operating pressure - Wikipedia

    en.wikipedia.org/wiki/Maximum_allowable...

    Maximum Allowable Operating Pressure (MAOP) is a pressure limit set, usually by a government body, which applies to compressed gas pressure vessels, pipelines, and storage tanks. For pipelines, this value is derived from Barlow's Formula , which takes into account wall thickness, diameter, allowable stress (which is a function of the material ...

  7. These uncalled House races will determine which party ...

    www.aol.com/uncalled-house-races-determine-party...

    Control of the House has yet to be determined as a number of critical races remain too-close-to-call, leaving lawmakers — and voters — waiting to see which party will hold the majority next year.

  8. Pressure vessel - Wikipedia

    en.wikipedia.org/wiki/Pressure_vessel

    The ASME definition of a pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. [2]The Australian and New Zealand standard "AS/NZS 1200:2000 Pressure equipment" defines a pressure vessel as a vessel subject to internal or external pressure, including connected components and accessories up to the connection to external ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!