activated-alumina

activated alumina

noun Chemistry.
alumina in the form of granules having many fine pores, used to adsorb water and various gases.
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World English Dictionary
activated alumina
 
—n
a granular highly porous and adsorptive form of aluminium oxide, used for drying gases and as an oil-filtering material and catalyst

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Activated-alumina is always a great word to know.
So is slumgullion. Does it mean:
a fool or simpleton; ninny.
a stew of meat, vegetables, potatoes, etc.
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