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No person shall discharge or dispose to the sanitary sewer system any zinc-containing floor finish or a stripper solution that has been used for the stripping of a zinc-containing floor finish, except when the solutions have been treated in a wastewater treatment unit approved by the superintendent for removal of zinc. For the purposes of this section, zinc-containing floor finishes shall be defined as floor finish solutions containing greater than 0.01% zinc by weight.
(Ord. 5084 § 2 (part), 2010)