Question

what is scum in a biogas plant​

Answer 1

Answer:

Scum in biogas plants is a mixture of animal hairs, skin particles rubbed off. in scratching, straw or wood shavings from animal bedding, feathers, fibre. and generally anything that will float (Fry, 1975).

Answer 2

Explanation:

Scum in biogas plants is a mixture of animal hairs, skin particles rubbed off. in scratching, straw or wood shavings from animal bedding, feathers, fibre.