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  2. Reversing (vehicle maneuver) - Wikipedia

    en.wikipedia.org/wiki/Reversing_(Vehicle_maneuver)

    Reversing (also known as backing up) is the process of driving a vehicle in the reverse direction in order to maneuver. Rear view mirrors are somewhat standard equipment for this endeavor. Reversing a vehicle is used as an intermediate step to complete a three point turn , J-turn , parallel park , or similar maneuver.

  3. Back-up collision - Wikipedia

    en.wikipedia.org/wiki/Back-up_collision

    Back-up collision with a lamppost. Back-up collisions happen when a driver reverses the car into an object, person, or other car. Although most cars come equipped with rear view mirrors which are adequate for detecting vehicles behind a car, they are inadequate on many vehicles for detecting small children or objects close to the ground, which fall in the car's blind spot, particularly ...

  4. Wig wag (washing machines) - Wikipedia

    en.wikipedia.org/wiki/Wig_wag_(washing_machines)

    A vertical-axis washing machine has two mechanisms: a central agitator for washing and a drum for spinning, both driven by the same motor and controlled independently by clutches to the belt drive. The wig-wag is mounted atop the washing machine's transmission, where it oscillates back and forth like a railroad signaling wigwag (hence the name ...

  5. Back-up beeper - Wikipedia

    en.wikipedia.org/wiki/Back-up_beeper

    Back-up beepers or an observer are required by OSHA for earth-moving vehicles with an obstructed view to the rear and no one on the ground to help guide the driver. [9] OSHA regulation 29 CFR Part 1926.601(b)(4) requires "a reverse signal alarm audible above surrounding noise level", but only when the motor vehicle has "an obstructed view to the rear".

  6. Back-in angle parking - Wikipedia

    en.wikipedia.org/wiki/Back-in_angle_parking

    Back-in angle parking along Council Street in Frederick, Maryland, USA Back-in angle parking in Chicago, Illinois, USA. Back-in angle parking, also called back-in diagonal parking, reverse angle parking, reverse diagonal parking, or (in the United Kingdom) reverse echelon parking, is a traffic engineering technique intended to improve the safety of on-street parking.

  7. Donald Trump backing away from 'Drain the Swamp,' Newt ... - AOL

    www.aol.com/article/2016/12/21/donald-trump...

    President-elect Donald Trump is abandoning his 'drain the swamp' mantra as he prepares to take the oath of office, according to Newt Gingrich. Donald Trump backing away from 'Drain the Swamp ...

  8. Backwashing (water treatment) - Wikipedia

    en.wikipedia.org/wiki/Backwashing_(water_treatment)

    First, the filter is taken offline and the water is drained to a level that is above the surface of the filter bed. Next, compressed air is pushed up through the filter material causing the filter bed to expand breaking up the compacted filter bed and forcing the accumulated particles into suspension. After the air scour cycle, clean backwash ...

  9. Firewall (engine) - Wikipedia

    en.wikipedia.org/wiki/Firewall_(engine)

    Firewall in an automobile illustrated by a red line Cutaway drawing of the 1934 Citroen Traction Avant, showing the firewall Firewall of an aircraft's engine nacelle. In automotive engineering, the firewall (American English) or bulkhead (British English) is the part of the automobile body (unibody or body-on-frame) that separates the engine compartment from the passenger compartment (driver ...