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Baralyme is a mixture of 80%
calcium hydroxide Calcium hydroxide (traditionally called slaked lime) is an inorganic compound with the chemical formula Ca( OH)2. It is a colorless crystal or white powder and is produced when quicklime ( calcium oxide) is mixed or slaked with water. It has m ...
and 20%
barium hydroxide Barium hydroxide is a chemical compound with the chemical formula Ba(OH)2. The monohydrate (''x'' = 1), known as baryta or baryta-water, is one of the principal compounds of barium. This white granular monohydrate is the usual commercial form. P ...
compounds that is used as an alternative to
soda lime Soda lime is a mixture of NaOH and CaO chemicals, used in granular form in closed breathing environments, such as general anaesthesia, submarines, rebreathers and recompression chambers, to remove carbon dioxide from breathing gases to prevent C ...
to absorb the exhaled carbon dioxide in a closed circuit anesthetic system.Mosby's Medical Dictionary, 8th edition. 2009, Elsevier. The substance has been used for carbon dioxide scrubbing in diving bells and the U.S Navy's engineered
SEALAB SEALAB I, II, and III were experimental underwater habitats developed by the United States Navy in the 1960s to prove the viability of saturation diving and humans living in isolation for extended periods of time. The knowledge gained from the S ...
's I, II, and the failed SEALAB III.


References

{{reflist Anesthesia