TITLE 9--ANIMALS AND ANIMAL PRODUCTS CHAPTER III--FOOD SAFETY AND INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE PART 311_DISPOSAL OF DISEASED OR OTHERWISE ADULTERATED CARCASSES AND PARTS--Table of Contents Sec. 311.6 Diamond-skin disease. Carcasses of hogs affected with diamond-skin disease when localized and not associated with systemic change may be passed for human food after removal and condemnation of the affected parts, provided such carcasses are otherwise healthy.