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§ 63.11870 What is the affected source of this subpart?
(a) This subpart applies to each polyvinyl chloride and copolymers production affected source.
(b) The polyvinyl chloride and copolymers production affected source is the facility wide collection of PVCPU, storage vessels, heat exchange systems, surge control vessels, wastewater and process wastewater treatment systems that are associated with producing polyvinyl chloride and copolymers.