Ash is the remaining by-product of burning an organic source material. Burnt palm fronds are often the source of ashes rubbed onto the skin by some religious groups on Ash Wednesday. Carcinogens are usually present in ashes derived from plant material.
Ash wood is natural and comes from the Ash Tree (Fraxinus).
Maple is stronger than ash. Ash is still a very durable floor.
ash comes from the middle of the earth. that is why it's called ash it gets burnt a lot in the core of the earth. if you burn wood you get ash
wood
If it's solid ash wood, then it is pretty good and nice!
The amount of ash produced during combustion relative to the amount of fuel fed into the wood pellet stove. Ash content is one indicator of quality for wood pellet fuel. Ash content for wood pellets should be between one and three percent. 

type of wood used: from ash tree.
It is made from the wood of the ash tree.
Wood ash contain calcium carbonate, potassium compounds, phosphates, other metal oxides.
1999
ASH,
Ash = Wood + 2 x Fire