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  2. Vaillant Group - Wikipedia

    en.wikipedia.org/wiki/Vaillant_Group

    The history of the Vaillant Group dates back to 1874, when Johann Vaillant set up a master fitter's business. In 1894 Johann Vaillant patented a new "closed-system" gas-fired bathroom boiler. [3] This was the first device that made it possible to heat water hygienically, without contaminating it with combustion gases.

  3. Draft (boiler) - Wikipedia

    en.wikipedia.org/wiki/Draft_(boiler)

    In a water boiler, draft is the difference between atmospheric pressure and the pressure existing in the furnace or flue gas passage. [1] Draft can also be referred to as the difference in pressure in the combustion chamber area which results in the motion of the flue gases and the air flow.

  4. Flue gas - Wikipedia

    en.wikipedia.org/wiki/Flue_gas

    Flue gas from London's Bankside Power Station, 1975. Flue gas is the gas exiting to the atmosphere via a flue, which is a pipe or channel for conveying exhaust gases, as from a fireplace, oven, furnace, boiler or steam generator. It often refers to the exhaust gas of combustion at power plants. Technology is available to remove pollutants from ...

  5. Fire-tube boiler - Wikipedia

    en.wikipedia.org/wiki/Fire-tube_boiler

    It is then divided into each side and runs downward in the steam chest (at the rear of the smoke box), where it is then admitted into the cylinders by means of valves. A fire-tube boiler is a type of boiler invented in 1828 by Mark Seguin , [ 1 ] in which hot gases pass from a fire through one or more tubes running through a sealed container of ...

  6. Can the open-concept floor plan impact mental health? Why the ...

    www.aol.com/lifestyle/open-concept-floor-plan...

    Some say the open-concept home can be overstimulating and take a toll on mental health. (Yahoo Illustration: Alex Cochran for Yahoo News, photos: Getty Images) (Yahoo Illustration: Alex Cochran ...

  7. Flue - Wikipedia

    en.wikipedia.org/wiki/Flue

    A seven-flue chimney in a four-storey Georgian house in London, showing alternative methods of sweeping. A flue is a duct, pipe, or opening in a chimney for conveying exhaust gases from a fireplace, furnace, water heater, boiler, or generator to the outdoors. Historically the term flue meant the chimney itself. [1]

  8. RFK Jr.'s plan to combat addiction: 'wellness farms' - AOL

    www.aol.com/rfk-jr-plan-combat-addiction...

    While Kennedy was still running for president, before he dropped out to join President Trump's team, the HHS Secretary nominee campaigned on implementing "an extensive plan" to treat addiction.

  9. Vaillant - Wikipedia

    en.wikipedia.org/wiki/Vaillant

    Vaillant may refer to: Vaillant (surname) Vaillant (automobile) Vaillant, Haute-Marne, a commune of the Haute-Marne department, France; Vaillant and Vaillant, le journal de Pif, children's magazines; Vaillant Group, a group of companies operating in the HVAC and Renewable Energy sectors; a ship sunk by an iceberg in 1897 with the loss of 78 lives