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  2. Rebreather diving - Wikipedia

    en.wikipedia.org/wiki/Rebreather_diving

    A well assembled rebreather in good condition should not leak gas from the breathing circuit into the environment except that which is required by functional considerations, such as venting during ascent, or to compensate for, or control, the addition of gas in a semi-closed rebreather. [5] Prevention: Pre-use preparation of the rebreather ...

  3. Underwater breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Underwater_breathing_apparatus

    Underwater breathing apparatus can be classified as open circuit, semi-closed circuit, (including gas extenders) or closed circuit (including reclaim systems), based on whether any of the exhaled gas is recycled, and as self-contained or remotely supplied (usually surface-supplied, but also possibly from a lock-out submersible or an underwater habitat), depending on where the source of the ...

  4. Rebreather - Wikipedia

    en.wikipedia.org/wiki/Rebreather

    Semi-closed circuit rebreather, also known as a gas extender: A semi-closed circuit rebreather either dumps some loop gas nearly constantly or constantly adds gas to the loop, and consequently needs an inflow of both diluent and oxygen to make up the volume. Changes in ambient pressure also require changes in the number (mass) of gas in the ...

  5. Halcyon RB80 - Wikipedia

    en.wikipedia.org/wiki/Halcyon_RB80

    The Halcyon RB80 is a non-depth-compensated passive addition semi-closed circuit rebreather of similar external dimensions to a standard AL80 scuba cylinder (11-litre, 207-bar aluminium cylinder, 185 mm diameter and about 660 mm long).

  6. Today’s NYT ‘Strands’ Hints, Spangram and Answers for ...

    www.aol.com/today-nyt-strands-hints-spangram...

    According to the New York Times, here's exactly how to play Strands: Find theme words to fill the board. Theme words stay highlighted in blue when found.

  7. Escape breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Escape_breathing_apparatus

    US Navy Emergency Escape Breathing Device (EEBD) Russian submarine-escape suit including an escape rebreather.. Escape breathing apparatus are a class of self contained atmosphere supplying or air purifying breathing apparatus for use in emergencies, intended to allow the user to pass through areas without a breathable atmosphere to a place of relative safety where the ambient air is safe to ...

  8. Submarine Escape Immersion Equipment - Wikipedia

    en.wikipedia.org/wiki/Submarine_Escape_Immersion...

    Davis Submerged Escape Apparatus – Early submarine escape oxygen rebreather also used for shallow water diving. Steinke hood – Submarine escape breathing apperatus; Momsen lung – Rebreather system for escaping sunken submarines; Escape set – Self contained breathing apparatus providing gas to escape from a hazardous environment

  9. Today's Wordle Hint, Answer for #1257 on Wednesday, November ...

    www.aol.com/todays-wordle-hint-answer-1257...

    If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1257 ahead. Let's start with a few hints.