No butcher, grocer, trader or other person shall sell, expose or offer for sale is any public market, or at any place within the limits of the city, any unsound, diseased, stale, rotten, fermented, nauseous or unwholesome meat, poultry, fish, vegetables, fruits or other articles of food or provisions, or any unwholesome bread, cake or pastry, manufactured is whole or in part from unwholesome flour or meal.
(`90 Code, § 11-27)