Pet Food 3

There are three basic groups which by-products can be classified into.
Inedible, Human inedible, Edible.

Inedible:
Hooves of cattle & horses, hair, hides, teeth, beaks and feathers

Human inedible:
bladders, lungs, intestines, unprocessed stomach, utters

Edible:
Things like tripe, spleen, liver, brains, kidneys, heart, tongue, lips.


Pet Food 4