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  2. Portal:Underwater diving/Selected article/9 - Wikipedia

    en.wikipedia.org/wiki/Portal:Underwater_diving/...

    A dive profile is a description of a diver's pressure exposure over time. It may be as simple as just a depth and time pair, as in: "sixty for twenty," (a bottom time of 20 minutes at a depth of 60 feet) or as complex as a second by second graphical representation of depth and time recorded by a personal dive computer.

  3. Red Bull Cliff Diving World Series - Wikipedia

    en.wikipedia.org/wiki/Red_Bull_Cliff_Diving...

    The Red Bull Cliff Diving World Series, established in 2009 and created by Red Bull, is an annual international series of cliff diving events in which a limited number of competitors determine the Cliff Diving World Series winner. Divers jump from a platform at a height ranging from 26 to 28 m (85–92 ft). Competitions are held in a limited ...

  4. Portal:Underwater diving/Selected article/7 - Wikipedia

    en.wikipedia.org/wiki/Portal:Underwater_diving/...

    The main modes of underwater diving that deal with its prevention and management are scuba diving and surface-supplied diving at depths greater than 30 metres (98 ft). Narcosis may be completely reversed in a few minutes by ascending to a shallower depth, with no long-term effects.

  5. How To Read a Pay Stub - AOL

    www.aol.com/finance/read-pay-stub-193928053.html

    Employee No.: Your unique ID number at your place of employment used by payroll managers instead of your full name. Employee Name: Your name. Social Security No.: Your Social Security number ...

  6. Portal:Underwater diving/Selected biography/3 - Wikipedia

    en.wikipedia.org/wiki/Portal:Underwater_diving/...

    Underwater diving/Selected biography/3. Sheck Exley (April 1, 1949 – April 6, 1994) was an American cave diver. He is widely regarded as one of the pioneers of cave diving, and he wrote two major books on the subject: Basic Cave Diving: A Blueprint for Survival and Caverns Measureless to Man. On February 6, 1974, Exley became the first ...

  7. Portal:Underwater diving/Selected article/8 - Wikipedia

    en.wikipedia.org/wiki/Portal:Underwater_diving/...

    The Special Boat Service (SBS) is the special forces unit of the United Kingdom's Royal Navy.The SBS can trace its origins back to the Second World War when the Army Special Boat Section was formed in 1940.

  8. Diving (sport) - Wikipedia

    en.wikipedia.org/wiki/Diving_(sport)

    The diving event was first held indoors in the Empire Pool for the 1934 British Empire Games and 1948 Summer Olympics in London. Competitive diving. Most diving competitions consist of three disciplines: 1 m and 3 m springboards, and the platform. Competitive athletes are divided by gender, and often by age group.

  9. Harmonized System - Wikipedia

    en.wikipedia.org/wiki/Harmonized_System

    The current edition of the HS became effective on 1 January 2022. Classification. The process of assigning HS codes is known as "HS Classification". All products can be classified in the HS by using the General Rules for the Interpretation of the Harmonized System ("GRI") that must be applied in strict order. HS codes can be determined by a ...