
Sleep Story 197 – A Treatise on Adulterations of Food And Culinary Poisons
Bore You To Sleep - Sleep Stories for Adults
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Calcined Magnesia
When mixed with muratic or nitric acid. Magnesia usually contains a portion of lime, originating from hard water being used instead of soft. Calcined magnesia is very seldom so pure. Has to be totally dissolved by a diluted sulphuric acid. A small insoluble residue generally remains - mainly silicious earth derived from the alkali employed in its preparation.
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