Piran, son of Viseh's body was washed with what solid, waxy, and grey or blackish flammable substance after he died?
Ambergris Ambergris ( or , Latin: "ambra grisea" , Old French: "ambre gris" ), "ambergrease" or "grey amber", is a solid, waxy, flammable substance of a dull grey or blackish colour, produced in the digestive system of sperm whales.
Cinereous Cinereous is a colour, meaning ashy grey in appearance, either consisting of or resembling ashes, or a grey colour tinged with coppery brown. It is derived from the Latin "cinereous", from "cinis" (ashes).