Rebreathers in a sentence

There are two main variants of rebreather semi-closed circuit rebreathers, and fully closed circuit rebreathers, which include the subvariant of oxygen rebreathers.

Acceptable maximum ppO 2 varies depending on the application: *1.2 is often used in closed circuit rebreathers.

After that, the world's armed forces had less reason to requisition rebreather patents submitted by civilians, and sport diving automatic and semi-automatic mixture rebreathers start to appear.

Closed circuit rebreathers An oxygen rebreather diver or a fully closed circuit rebreather diver consumes about 1 litre of oxygen per minute.

In Britain the word aqualung, used for any demand-valve-controlled open-circuit scuba set, still continues to be used nowadays; in old times it was sometimes inaccurately for any scuba set including rebreathers.

In practice, dive times for rebreathers are more often influenced by other factors, such as water temperature and the need for safe ascent (see Decompression (diving) ), and this is generally also true for large capacity open circuit sets.

Many British sport divers used home-made constant-flow breathing sets and ex-armed forces or ex-industrial rebreathers.

Rebreathers An Inspiration rebreather seen from the front main A rebreather recirculates the breathing gas already used by the diver after replacing oxygen used by the diver and removing the carbon dioxide metabolic product.

The M138 sets are oxygen rebreathers with a 150 bar, 0.6 liter tank and appear in many of his movies and books.

This arrangement is particularly popular with twin or double cylinder sets, and can be used to carry larger sets of three or four cylinders and most rebreathers.

This equipment use is anachronistic (in reality they would have used rebreathers ), but it shows that aqualungs were available (even if not widely known of) in the USA in 1951.