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  2. Steelmaking - Wikipedia

    en.wikipedia.org/wiki/Steelmaking

    Steel mill with two arc furnaces. Steelmaking is the process of producing steel from iron ore and/or scrap.In steelmaking, impurities such as nitrogen, silicon, phosphorus, sulfur, and excess carbon (the most important impurity) are removed from the sourced iron, and alloying elements such as manganese, nickel, chromium, carbon, and vanadium are added to produce different grades of steel.

  3. Forced-air gas - Wikipedia

    en.wikipedia.org/wiki/Forced-air_gas

    Gas-fired forced-air furnaces have a burner in the furnace fueled by natural gas. A blower forces cold air through a heat exchanger and then through duct-work that distributes the hot air through the building. [2] Each room has an outlet from the duct system, often mounted in the floor or low on the wall – some rooms will also have an opening ...

  4. Bessemer process - Wikipedia

    en.wikipedia.org/wiki/Bessemer_process

    Bessemer process. The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth furnace. The key principle is removal of impurities from the iron by oxidation with air being blown through the molten iron. The oxidation also raises the temperature ...

  5. Pilot light - Wikipedia

    en.wikipedia.org/wiki/Pilot_light

    A pilot light is a small gas flame, usually natural gas or liquefied petroleum gas, which serves as an ignition source for a more powerful gas burner. Originally a pilot light was kept permanently alight, but this wastes gas. Now it is more common to light a burner electrically, but gas pilot lights are still used when a high energy ignition ...

  6. Coke (fuel) - Wikipedia

    en.wikipedia.org/wiki/Coke_(fuel)

    Raw coke. Coke is a grey, hard, and porous coal-based fuel with a high carbon content. It is made by heating coal or oil in the absence of air. Coke is an important industrial product, used mainly in iron ore smelting, but also as a fuel in stoves and forges. The unqualified term "coke" usually refers to the product derived from low-ash and low ...

  7. Escape from Furnace - Wikipedia

    en.wikipedia.org/wiki/Escape_from_Furnace

    Escape from Furnace is a series of five novels written by British author Alexander Gordon Smith. [1] The books are written from perspective of the teenage protagonist Alex Sawyer and describe his incarceration in the fictional London prison Furnace Penitentiary. Escape from Furnace: Lockdown is followed by Solitary, Death Sentence, Fugitives ...

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