sule 66Regulation IV -1- Rule 66 RULE 66. ORGANIC SOLVENTS (Adopted 7172; Rev. Effective 72595) (a) A person shall not discharge into the atmosphere more than 15 poundsrule 66.pptx - Free download as Powerpoint Presentation (.ppt .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides on. This document