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2. Savannah and Atlanta 750 - Wikipedia

   en.wikipedia.org/wiki/Savannah_and_Atlanta_750

   A close-up of No. 750's running gear in 2012. No. 750 was the fourteenth member of the Florida East Coast Railway's (FEC) thirty-one class 65 4-6-2 "Pacific" type locomotives built by the American Locomotive Company's (ALCO) former Schenectady Locomotive Works in Schenectady, New York in January 1910, and No. 750 was originally numbered 80. [1]

3. Passive ventilation - Wikipedia

   en.wikipedia.org/wiki/Passive_ventilation

   The ventilation system of a regular earthship Dogtrot houses are designed to maximise natural ventilation. A roof turbine ventilator, colloquially known as a 'Whirly Bird' is an application of wind driven ventilation. Passive ventilation is the process of supplying air to and removing air from an indoor space without using mechanical systems.

4. Position error - Wikipedia

   en.wikipedia.org/wiki/Position_error

   In an ideal static system the air pressure fed to the altimeter and airspeed indicator is equal to the pressure of the air at the altitude at which the aircraft is flying. As the air flows past an aircraft in flight, the streamlines are affected by the presence of the aircraft, and the speed of the air relative to the aircraft is different at ...

5. Duct (flow) - Wikipedia

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

   Ducts for air pollution control in a 17000 standard cubic feet per minute regenerative thermal oxidizer (RTO). A round galvanized steel duct connecting to a typical diffuser Fire-resistance rated mechanical shaft with HVAC sheet metal ducting and copper piping, as well as "HOW" (Head-Of-Wall) joint between top of concrete block wall and underside of concrete slab, firestopped with ceramic ...

6. Attic fan - Wikipedia

   en.wikipedia.org/wiki/Attic_fan

   An attic fan installed underneath a roof. A powered attic ventilator, or attic fan, is a ventilation fan that regulates the heat level of a building's attic by exhausting hot air. A thermostat is used to automatically turn the fan off and on, while sometimes a manual switch is used. An attic fan can be gable mounted or roof mounted. Additional ...

7. Brothers jailed for US home repairs scam targeting the elderly

   www.aol.com/brothers-jailed-us-home-repairs...

   Two County Fermanagh brothers who scammed elderly homeowners in the United States out of hundreds of thousands of dollars have been sentenced to 18 months in a US prison and face likely deportation.