It shall be unlawful for any person to throw or deposit, or to cause to be thrown or deposited, in any vessel or receptacle connected with the sanitary sewer system of the city, any garbage, rags, cotton, newspaper, refuse or other matter whatsoever except feces, urine, toilet paper, liquid slops and cleansing or disinfecting powder or liquid.
(1998 Code, § 122-39) Penalty, see § 51.99