For the purpose and within the meaning of this act, the following definitions shall obtain:

“Milk” means milk, skimmed milk, cream, sour milk, sour cream, buttermilk, and all other fluid derivatives of milk.

“Milk products” means ice cream, ice cream mix, custard ice cream, french ice cream, frozen custard, and other similar frozen products, and all dairy products used in the manufacture thereof.

“Canned milk” means condensed, evaporated or concentrated milk in hermetically sealed containers or for manufacturing purposes.

“Certified Milk” means milk from dairy farms operated in accordance with the “Methods and Standards for the Production and Distribution of ‘Certified Milk,’ last adopted by the American Association of Medical Milk Commissions Incorporated,” and the production and handling of which shall be certified to by a commission instituted in compliance therewith.

“Secretary” means the Secretary of Agriculture of this Commonwealth, or his authorized representative.

“Person” includes singular and plural, masculine and feminine, and any individual, firm, copartnership, institution, association, or corporation thereof.

“To Sell,” “for sale” or “sold” and similar terms means the selling, exchanging, delivering, or having in possession, care, control, or custody with intent to sell, exchange, or deliver, or to offer or to expose for sale.

“Dairy farm” is a place or premise where one or more cows are kept, and a part of all the milk from which is sold or delivered to any person.

“Milk plant” is any place or premise or establishment where milk is collected, separated, processed, stored, bottled, pasteurized, or prepared in any manner for sale as milk, milk products or manufactured dairy products.

“Approved inspector” is one, who has proven to the satisfaction of the secretary, to be a person of good character, trained by school and experience to carry on dairy farm and milk plant inspection in a capable and efficient manner, and has received a certificate of approval from the secretary. Applications for certificates of approval for approved inspectors shall be made on forms which may be secured from the Secretary of Agriculture, and shall be accompanied by a fee of fifteen ($15) dollars. Certificates of approval shall expire on December thirty-first of each year. Applications for renewal shall be made on forms satisfactory to the Secretary of Agriculture, and shall be accompanied by a registration fee of five ($5) dollars, and shall be returned to the Secretary of Agriculture not later than December fifteenth of each year. Certificates of approval shall not constitute an approved inspector an official employe, agent or authorized representative of the Department of Agriculture, nor shall he represent himself so to be.

Certificates of approval may be refused, suspended or revoked for cause, upon such notice and subject to such conditions, as the secretary shall deem necessary.

“Municipality” includes any city, borough, town, or township in this Commonwealth.

“Milk for manufacturing purposes” means milk produced for processing and manufacturing into products for human consumption but not subject to requirements of milk for pasteurization.

“Manufactured dairy products” means butter, cheese (natural or processed), dry whole milk, nonfat dry milk, dry buttermilk, dry whey, evaporated milk (whole or skim), condensed whole and condensed skim milk (plain or sweetened), and such other products for human consumption, as may be designated by the secretary.