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  2. Blair toilet - Wikipedia

    en.wikipedia.org/wiki/Blair_toilet

    The Blair Toilet (a.k.a. Blair Latrine) is a pit toilet designed in the 1970s. It was a result of large-scale projects to improve rural sanitation in Rhodesia under UDI at the Blair Research Institute, and then deployed further during the 1980s after Zimbabwean Independence. There was mass deployment of the toilet design in the rural areas of ...

  3. Floor plan - Wikipedia

    en.wikipedia.org/wiki/Floor_plan

    A floor plan is not a top view or bird's-eye view; it is a measured drawing to scale of the layout of a floor in a building. A top view or bird's-eye view does not show an orthogonally projected plane cut at the typical four foot height above the floor level.

  4. M829 - Wikipedia

    en.wikipedia.org/wiki/M829

    Its maximum effective range is 3,000 m (3,300 yd). According to Jane's, the M829 is capable of penetrating 540 mm (21 in) of RHA steel armor at up to a 2,000 m (2,200 yd) range. [3] The original M829 is no longer in production and has been succeeded by the M829A1, M829A2, and M829A3. The corresponding training round is the M865, costing $1,121. [2]

  5. Cistern - Wikipedia

    en.wikipedia.org/wiki/Cistern

    The modern toilet utilises a cistern to reserve and hold the correct amount of water required to flush the toilet bowl. In earlier toilets, the cistern was located high above the toilet bowl and connected to it by a long pipe. It was necessary to pull a hanging chain connected to a release valve located inside the cistern in order to flush the ...

  6. Pit latrine - Wikipedia

    en.wikipedia.org/wiki/Pit_latrine

    A pit latrine, also known as pit toilet, is a type of toilet that collects human waste in a hole in the ground. [2] Urine and feces enter the pit through a drop hole in the floor, which might be connected to a toilet seat or squatting pan for user comfort. [ 2 ]

  7. Fibre-reinforced plastic tanks and vessels - Wikipedia

    en.wikipedia.org/wiki/Fibre-reinforced_plastic...

    BS 4994:1987 – Specification for design and construction of vessels and tanks in reinforced plastics. British Standards. 1987-06-30. ISBN 0-580-15075-5. "Pressure Vessel Design Case Study". ESR Technology. Archived from the original on 2007-05-12. — a case study of the design process of a cylindrical vessel, using the BS 4994 methodology

  8. T-54/T-55 - Wikipedia

    en.wikipedia.org/wiki/T-54/T-55

    The T-55 tank remained the most common tank in the armies of the various Yugoslavian successor states until recently, and it was the most used tank by all armies during the decades-long wars. T-55s were also used by Yugoslavia in the Kosovo War and Macedonia (now North Macedonia ) during the 2001 insurgency in Macedonia and by Russian ...

  9. M1 Abrams - Wikipedia

    en.wikipedia.org/wiki/M1_Abrams

    The Tank Urban Survival Kit (TUSK) is a series of improvements to the M1 Abrams intended to improve fighting ability in urban environments. [150] Historically, urban and other close battlefields have been poor places for tanks to fight. A tank's front armor is much stronger than that on the sides, top, or rear.