No steam exhaust blow-off or drip pipe or drain in which gasoline, oil, or any like substance is permitted to drain shall connect with the sewer, house drain, soil, waste, or bent pipes, or with any rain-water conductor. Steam shall be discharged into a blow-off or condensing tank, the waste of which shall be connected with the house sewer outside of the cellar walls.
(Prior Code, § 4.475) Penalty, see § 52.99