Most greasy wools contain vegetable matter (VM) acquired by the sheep during grazing. This can comprise a variety of vegetable matter types such as burrs, seeds, twigs, leaves and straw.
Reference:
Mozes, T. 1986. A review of raw wool carbonising. (Wol). http://hdl.handle.net/10204/4705 .
Mozes, T. (1986). A review of raw wool carbonising (Wol). Retrieved from http://hdl.handle.net/10204/4705
Mozes, TE A review of raw wool carbonising. Wol. 1986. http://hdl.handle.net/10204/4705
Mozes T. A review of raw wool carbonising. 1986 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/4705