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  2. Turbopump - Wikipedia

    en.wikipedia.org/wiki/Turbopump

    Generally, axial pumps tend to give much lower pressures than centrifugal pumps, and a few bars is not uncommon. Their advantage is a much higher volumetric flowrate. For this reason they are common for pumping liquid hydrogen in rocket engines, because of its much lower density than other propellants which usually use centrifugal pump designs.

  3. Toyota A engine - Wikipedia

    en.wikipedia.org/wiki/Toyota_A_engine

    The 1.5 L 1A was produced between 1978 and 1980. [6] All variants were belt-driven 8-valve counter-flow SOHC engines with a single, twin-barrel downdraft carburetor.It used Toyota's Turbulence Generating Pot (TGP) lean combustion system to meet Japanese emissions standards at the time with only an oxidation (2-way) catalyst. [7]

  4. Hino Profia - Wikipedia

    en.wikipedia.org/wiki/Hino_Profia

    The Hino Profia (Japanese: 日野プロフィア) is a heavy duty cab-over truck produced by Hino Motors, a 50.1% subsidiary of Toyota Motor Corporation.It was introduced in 1981.

  5. Armstrong Siddeley Viper - Wikipedia

    en.wikipedia.org/wiki/Armstrong_Siddeley_Viper

    The Armstrong Siddeley Viper is a British turbojet engine developed and produced by Armstrong Siddeley and then by its successor companies Bristol Siddeley and Rolls-Royce Limited.

  6. Ferritic nitrocarburizing - Wikipedia

    en.wikipedia.org/wiki/Ferritic_nitrocarburizing

    The parts are first cleaned, usually with a vapor degreasing process, and then nitrocarburized around 570 °C (1,058 °F), with a processing time that ranges from one to four hours. The actual gas mixtures are proprietary, but they usually contain ammonia and an endothermic gas.

  7. BD postcode area - Wikipedia

    en.wikipedia.org/wiki/BD_postcode_area

    The BD postcode area, also known as the Bradford postcode area, [2] is a group of 24 postcode districts in England, within seven post towns.These cover northwestern West Yorkshire (including Bradford, Bingley, Shipley, Cleckheaton and Keighley) and southwestern North Yorkshire (including Skipton and Settle), plus very small parts of Lancashire.