60 STAT.] 79TH CONG. , 2D SESS.- CH. 459-JUNE 24, 1946 it shall be marked 'U. S . Inspected and Passed'. Process or renovated butter that is found to be unclean, unwholesome, unhealthful, or otherwise unfit for human food shall be denatured or destroyed under the supervision of the inspector. "(c) The Secretary of Agriculture shall cause inspections to be made of all factories wherein process or renovated butter is manu- factured to determine the sanitary conditions thereof, and if it is found that the conditions existing in any such factory do not meet the standards prescribed by the Secretary in his regulations, he shall cause inspection to be withdrawn therefrom. "(d) The Secretary of Agriculture is authorized to withdraw inspection from any factory wherein process or renovated butter is made, if the manufacturer shall fail to comply with any of the provisions of this section or with any of the rules and regulations prescribed hereunder. "(e) The Secretary of Agriculture is authorized to make such rules and regulations as he deems necessary for the efficient administration of the provisions of this section, and all inspections hereunder shall be made in such manner as may be prescribed in such regulations. The Secretary of Agriculture may, from time to time, by regula- tions define the foreign substances and the extent thereof that render the ingredients unfit for use in manufacturing process or renovated butter. "(f) The Secretary of Agriculture shall cause to be ascertained and he shall report, from time to time, the quantity and quality of all process or renovated butter manufactured and the character and condition of the materials from which it is made. "(g) No person, firm, or corporation shall forge, counterfeit, sim- ulate, falsely represent, detach, or knowingly alter, deface, or destroy, or use without proper authority, any of the marks, stamps, labels, or tabs provided for in this section or in any regulations prescribed hereunder by the Secretary of Agriculture for use on process or reno- vated butter or on wrappers, packages, containers, or cases in which the product is contained, or any certificate in relation thereto. "(h) All process or renovated butter and the packages or containers thereof shall be marked with the words 'Process Butter' and by such other marks, labels, or brands, and in such manner, as may be prescribed by the Secretary of Agriculture. "(i) No statement that is false or misleading in any particular shall be placed on or affixed to any wrapper, label, carton, or container of process or renovated butter. "(j) No person, firm, or corporation shall transport, or offer for transportation, or sell or offer for sale, in interstate or foreign com- merce, or in commerce affecting commerce among the States, any process or renovated butter that has not been inspected and passed and marked, labeled, and branded in accordance with this section and the regulations issued hereunder. "(k) The administration and enforcement of the provisions of this Act, other than its provisions relating to revenue, but including the seizure and denaturing or destruction of ingredients intended to be used in the manufacture of process or renovated butter and the dena- turing or destruction of process or renovated butter, are committed exclusively to the Secretary of Agriculture: Provided, That any powers and duties of the Food and Drug Administration of the Fed- eral Security Agency under the Federal Food, Drug, and Cosmetic Act, as amended (21 U. S . C., 1940 edition, 301, and the following), as regards such ingredients before they come into the possession of the manufacturers of process or renovated butter, or as regards such powers and duties in connection with process or renovated butter 301 52 Stat. 1040. 21 U. S. C., Supp. V, § 321c df seq.