All information contained above has been sourced from: * South Carolina DHEA Office of Solid Waste Reduction & Recycling: Used Motor Oil Recycling Pamphlet (1/08) * U.S. Environmental Protection Agency: Collecting Used Oil for Recycling/Reuse – Tips for Consumers Who Change Their Own Motor Oil and Filters * U.S. Department of Energy:  Used Oil Re-refining Study to Address Energy Policy Act of 2005, Section 1838