animal charcoal

American  

noun

1. carbon obtained from the carbonization of organic tissue of animals.

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Example Sentences

See Examples For:

animal charcoal

Filter through animal charcoal to remove part of the colouring matter.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)

The animal charcoal might possibly have been useful if applied immediately.

From The Browning Cyclop?dia A Guide to the Study of the Works of Robert Browning by Berdoe, Edward

At the present time shellac is bleached by filtration over animal charcoal.

From French Polishing and Enamelling A Practical Work of Instruction by Bitmead, Richard

Animal Charcoal for Decolorisation.—The application of animal charcoal for decolorising purposes dates back a century, and various are the views that have been propounded to explain its action.

From The Handbook of Soap Manufacture by Simmons, W. H.

The phenomenon is regarded as one of purely mechanical surface-attraction, and is compared with that exercised by animal charcoal when employed in decolourizing a solution of some colouring matter.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various