FIELD: household chemical goods. SUBSTANCE: offal waste is ground, de-ashed, washed, and treated by enzyme taken in amount 0.1-0.4% on offal weight at 34-40 C for 5 to 8 h. Then heat treatment at 80-95 C (2.5-3.5 h) and subsequent drying at 65-75 C follow. As enzyme, protosubtiline G-3Kh can be used. Product is applicable in perfumery and adhesive production. EFFECT: optimized process parameters. 1 tbl
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