activated alumina
- alumina in the form of granules having many fine pores, used to adsorb water and various gases.
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
activated alumina
- a granular highly porous and adsorptive form of aluminium oxide, used for drying gases and as an oil-filtering material and catalyst
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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