§ Mr. Viantasked the Minister of Health what happen to the horses, cows and sheep after they have been used for the manufacture and production of vaccines, sera, anti-toxins and similar materials, at the various premises licensed by his Department under the powers of the Therapeutic Substances Act, 1925; and, when the carcases are sold for food purposes whether animal or human, what steps are taken to secure that they are free from disease and are otherwise fit for use as food.