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soda lime

noun
1.
a mixture of sodium hydroxide and calcium hydroxide.
Origin
1860-1865
1860-65
Related forms
soda-lime, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for soda lime

soda lime

noun
1.
a solid mixture of sodium and calcium hydroxides used to absorb carbon dioxide and to dry gases
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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soda lime in Medicine

soda lime n.
A mixture of calcium hydroxide and sodium hydroxide used to absorb carbon dioxide in rebreathing apparatus and in anesthesia circuits.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for soda lime

white or grayish white granular mixture of calcium hydroxide with sodium hydroxide or potassium hydroxide. Soda lime absorbs carbon dioxide and water vapour and deteriorates rapidly unless kept in airtight containers. Medically, soda lime is used to absorb carbon dioxide in basal metabolism tests and in rebreathing anesthesia systems. In gas masks it is an absorbent for toxic gases. It is used in laboratories as a drying agent. A highly corrosive poison, soda lime severely damages the gastrointestinal tract if swallowed and may cause death.

Learn more about soda lime with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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