Bois (wood)

The wood is too flexible to grind in a Planetary Mill even if you grind it with liquid nitrogen.

The wood is too flexible to grind in a Planetary Mill even if you grind it with liquid nitrogen.

The wood is too flexible to grind in a Planetary Mill even if you grind it with liquid nitrogen.

The wood is too flexible to grind in a Planetary Mill even if you grind it with liquid nitrogen.