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  2. Fluorochemical industry - Wikipedia

    en.wikipedia.org/wiki/Fluorochemical_industry

    Acidspar is at least 97% CaF 2; metspar is much lower purity, 60–85%. (A small amount of the intermediate, ceramic, grade is also made.) [3] [4] Metspar is used almost exclusively for iron smelting. Acidspar is primarily converted to hydrofluoric acid (by reaction with sulfuric acid).

  3. Pay driver - Wikipedia

    en.wikipedia.org/wiki/Pay_driver

    For example, after wealthy Brazilian driver Pedro Diniz left the Forti team for Ligier after the 1995 season, Forti withdrew from Formula One midway through 1996. [3] The competence of pay drivers varies. Three-time Formula One world champion Niki Lauda grew up in a wealthy family. Against his parents' will, he was able to borrow money against ...

  4. List of motor racing circuits by FIA grade - Wikipedia

    en.wikipedia.org/wiki/List_of_motor_racing...

    There are 38 Grade One circuits with 45 layouts. Circuits holding Grade One certification may host events involving "Automobiles of Groups D (FIA International Formula) and E (Free Formula) with a weight/power ratio of less than 1 kg/hp." [1] As such, a Grade One certification is required to host events involving Formula One cars.

  5. List of Formula One drivers - Wikipedia

    en.wikipedia.org/wiki/List_of_Formula_One_drivers

    The most recent driver to make their Formula One debut is Jack Doohan, who debuted at the 2024 Abu Dhabi Grand Prix. [ 18 ] This list includes all drivers who have entered a World Championship race, including participants of the Indianapolis 500 between 1950 and 1960 when it was part of the World Championship (although not being run according ...

  6. FIA Platinum Categorisation - Wikipedia

    en.wikipedia.org/wiki/FIA_Platinum_Categorisation

    The FIA Drivers' Categorisation is a system created by Fédération Internationale de l'Automobile that lists drivers on the basis of their achievements, performances and age. This categorization is used in sports car racing championships such as FIA World Endurance Championship , IMSA WeatherTech SportsCar Championship , European Le Mans ...

  7. Sauber Motorsport - Wikipedia

    en.wikipedia.org/wiki/Sauber_Motorsport

    A planned Mercedes collaboration with Sauber to enter their own Formula One team was shelved, although behind closed doors Mercedes continued to fund Sauber's Formula One project. The team was to be powered by V10 Ilmor engines in a chassis dubbed the C12, a continuation of Sauber's naming policy from sports car construction (the 'C' was a ...

  8. Elf Aquitaine - Wikipedia

    en.wikipedia.org/wiki/Elf_Aquitaine

    The two winners were each given a full budget to race the following year in Formula Renault. If they were fast enough they would be retained by Elf in Formula Three and then Formula Two (or later Formula 3000), and eventually they would get a drive in Formula One. The first two Pilotes Elf were Patrick Tambay and Didier Pironi. Both went on to ...

  9. List of Formula One driver numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_Formula_One_driver...

    In Formula One, each car is numbered. Since the inaugural Formula One World Championship in 1950, several numbering systems have been used. This list covers the numbers used by drivers since the start of the 2014 Formula One season, when drivers have been allowed to choose a number that they would carry throughout their career. [1]