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  2. Liquid nitrogen - Wikipedia

    en.wikipedia.org/wiki/Liquid_nitrogen

    Because the liquid-to-gas expansion ratio of nitrogen is 1:694 at 20 °C (68 °F), a tremendous amount of force can be generated if liquid nitrogen is vaporized in an enclosed space. In an incident on January 12, 2006 at Texas A&M University , the pressure-relief devices of a tank of liquid nitrogen were malfunctioning and later sealed.

  3. Tractor Supply Company - Wikipedia

    en.wikipedia.org/wiki/Tractor_Supply_Company

    Tractor Supply Company (also known as TSCO or TSC), founded in 1938, is an American chain store that sells home improvement, agriculture, lawn and garden maintenance, livestock, equine and pet care equipment and supplies. It caters to farmers, ranchers, pet owners, and landowners.

  4. Liquid nitrogen engine - Wikipedia

    en.wikipedia.org/wiki/Liquid_nitrogen_engine

    Although the liquid nitrogen is colder than the ambient temperature, the liquid nitrogen engine is nevertheless an example of a heat engine.A heat engine runs by extracting thermal energy from the temperature difference between a hot and a cold reservoir; in the case of the liquid nitrogen engine, the "hot" reservoir is the air in the ambient ("room temperature") surroundings, which is used to ...

  5. Oliver Farm Equipment Company - Wikipedia

    en.wikipedia.org/wiki/Oliver_Farm_Equipment_Company

    1937-1948 era Oliver Model 80 agricultural tractor. The Oliver Farm Equipment Company was an American farm equipment manufacturer from the 20th century. It was formed as a result of a 1929 merger of four companies: [1]: 5 the American Seeding Machine Company of Richmond, Indiana; Oliver Chilled Plow Works of South Bend, Indiana; Hart-Parr Tractor Company of Charles City, Iowa; and Nichols and ...

  6. Cryogenic storage dewar - Wikipedia

    en.wikipedia.org/wiki/Cryogenic_storage_dewar

    A self-pressurising dewar (silver) being filled with liquid nitrogen from a larger storage tank (white). A cryogenic storage dewar (or simply dewar) is a specialised type of vacuum flask used for storing cryogens (such as liquid nitrogen or liquid helium), whose boiling points are much lower than room temperature.

  7. Gladhand connector - Wikipedia

    en.wikipedia.org/wiki/Gladhand_connector

    A pair of gladhand connectors between railroad cars A gladhand connector on a trailer. A gladhand connector or gladhand coupler is an interlocking hose coupling fitted to hoses supplying pressurized air from a tractor unit to air brakes on a semi-trailer, [1] or from a locomotive to railway air brakes on railroad cars. [2]