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2. Damper (flow) - Wikipedia

   en.wikipedia.org/wiki/Damper_(flow)

   Damper (flow) Opposed blade dampers in a mixing duct. A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air handler, or other air-handling equipment. A damper may be used to cut off central air conditioning (heating or cooling) to an unused room, or to regulate it for room-by-room temperature ...

3. Direct vent fireplace - Wikipedia

   en.wikipedia.org/wiki/Direct_vent_fireplace

   Direct vent fireplace. A direct vent fireplace is a prefabricated metal fireplace that employs a direct-vent combustion system. "Direct vent" refers to a sealed-combustion system in which air for combustion is drawn from the outdoors, and waste combustion gasses are exhausted to the outdoors. "Direct vent" does not simply mean that all gasses ...

4. Wood-burning stove - Wikipedia

   en.wikipedia.org/wiki/Wood-burning_stove

   Wood-burning stove. A 19th-century example of a wood-burning stove. A wood-burning stove (or wood burner or log burner in the UK) is a heating or cooking appliance capable of burning wood fuel, often called solid fuel, and wood-derived biomass fuel, such as sawdust bricks. Generally the appliance consists of a solid metal (usually cast iron or ...

5. ‘Sometimes, the facts don’t matter’: Attacks on DEI are an ...

   www.aol.com/finance/sometimes-facts-don-t-matter...

   That defensiveness yields resentment and hatred so strong that individuals are willing to forgo their economic self-interest to uphold race-based oppression against Black people.

6. Fume hood - Wikipedia

   en.wikipedia.org/wiki/Fume_hood

   Fume hood. A fume hood (sometimes called a fume cupboard or fume closet) is a type of local exhaust ventilation device that is designed to prevent users from being exposed to hazardous fumes, vapors and dusts. The device is an enclosure with a movable sash window on one side that traps and exhausts gases and particulates either out of the area ...

7. Wildfires in Canada's Alberta, British Columbia prompt ...

   www.aol.com/news/wildfires-canadas-alberta...

   Wildfires raging through the northern part of Canada's Alberta have forced evacuations of three communities, a provincial body said on Saturday, as the oil-rich province continues to fight five ...