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Create the page "Alum" on this wiki! See also the page found with your search.
- |description = A sample of [[w:Alum|alum]] (KAl(SO<sub>4</sub>)<sub>2</sub>). Picture taken August 2005 by [[User:W [[Category:Alum]]466 bytes (54 words) - 14:10, 31 January 2019