anyone know the usefulness of this material?

there is a useful use of the material that I appear in this photo .. for friends all friends already know the agility of this material ..
here I explain a little ...

Provide used rice husk that has been separated from its contents ..
provide wood for petrified burning ..
make it like a genial shape ..
use of the material I described above.
1.can be made as fertilizer instead of cow dung.
2.can be made for washing dishes ..
3.can made in the cow for the cow in the cage ..
that I little I explain about the substance of this material ..
make friends please share it ..
thank you all my friends.
by jo ridha.