The carbonized and powdered fruit is used as a dentifrice but its virtues are doubtless identical with those of any vegetable charcoal, i.
"The Medicinal Plants of the Philippines"
T. H. Pardo de Tavera
The author has carbonized, in an iron retort, specimens of peat prepared by Elsberg's, Leavitt's, and Aschcroft and Betteley's processes.
"Peat and its Uses as Fertilizer and Fuel"
Samuel William Johnson
Northwick was in those days much occupied with a piece of writing, which he always locked carefully into his bag when he left his room, and which he copied in part or in whole again and again, burning the rejected drafts in the hearth-fire that had now superseded the stove, and stirring the carbonized paper into ashes, so that no word was left distinguishable on it.
"The Quality of Mercy"
W. D. Howells