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activated alumina
ac·ti·vat·ed a·lu·mi·na


noun 
Definition:
 
adsorbent aluminum oxide: a highly adsorbent form of aluminum oxide. Use: removing moisture from gases, filtering oil, catalyst.
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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