Frequent Questions

Will the Complex Model for NOx emissions take additive effects into account?

No. However, the Complex Model can be augmented through the vehicle testing procedure outlined in the final rule to include the emission effects of an additive.(7/1/94)

This question and answer is posted at The original was posted in the Q&A posted on 7/1/94 which can found at" See Question ID 3857 for RFG (Taken from the first question on
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