The bones are either used for manure, or are converted into animal charcoal, valuable for various purposes in the arts.
It is got as a by-product in the manufacture of animal charcoal.
It may be further purified by treating the solution with animal charcoal, recrystallisation from spirit, &c.
It has been proposed to bleach the tincture of myrrh with animal charcoal, but this interferes with its proper action.
There are several different varieties of charcoal, the chief of which, however, are wood and animal charcoal.
The animal charcoal might possibly have been useful if applied immediately.
That water being treated with animal charcoal, filtered and evaporated, will yield a second crop of crystals.
With me, the animal charcoal seemed to increase the sensibility greatly.
That animal charcoal, besides its decolouring power, has the valuable property of taking lime in solution from water and syrup; 8.
Any adhering colour may be removed by agitating it with a very little water; or by animal charcoal, in the usual manner.