Rabbit skin glue is a rabbit collagen (Animal protein formed from the process of boiling the skin) It was traditionally used to protect the canvas from the damaging effect of an acid called linolenic acid contained in Oil Paint.
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Rabbit skin glue is a rabbit collagen (Animal protein formed from the process of boiling the skin) It was traditionally used to protect the canvas from the damaging effect of an acid called linolenic acid contained in Oil Paint.