(a) Cleaning solvent used in coin-operated equipment must be of nonflammable type. Maximum allowable concentration (MAC) value must be 200 ppm (parts per million). The human tolerance (eight-hour day, no injurious effects) shall be 200 ppm.
(b) Residue removed from the filters shall be stored in closed metal containers outside of the main building.
(c) Storage of solvent in the customer area is prohibited.
(Ord. 1961-394. Passed 12-12-61.)