In theory, each step of the RFG testing chain could yield varying (assuming increased) results due to reproducibility -- what is EPA's position on this?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. It is up to the regulated parties to determine margins of safety. EPA does not get involved in this determination.(8/29/94) This question and answer was posted at Consolidated List of Reformulated Gasoline and Anti-Dumping Questions and Answers: July 1…