Manufacture and sale of food not of proper nature or quality
7. No person shall directly or indirectly, himself or by any other person,-
(a) prepare, manufacture, keep or store for sale, or sell or offer to sell, any food which is not of the nature, substance or quality which it purports or is represented to be; or
(b) sell or offer to sell any food which is not of the nature, substance or quality demanded.
