Spodium
Spodium, refers to burned bone, or the act of divination with ash.
Spodium may also refer to other types of ash, such as the scrapings from the inside of a furnace.
Spodium has a long history of medical usage, mentioned by Hippocrates and, for example, in the Medical Poem of Salerno "...Who knows the cause why Spodium stancheth bleeding?...".