The EPA Federal Test Procedure and Why It Is Important
“How are vehicles tested for emissions and fuel economy in the United States?”
In the United States, in order to sell a car the emissions and fuel economy must be known. But how can this be accomplished? Well, what if we were to make the vehicle undergo a series of standardized and controlled drive-cycles and measure fuel consumption? This way, not only can we measure its performance for that trip but compare it to every other vehicle that underwent a similar trip. Well, it turns out the EPA does exactly with The EPA Federal Test Procedure.
Image credit: Wikipedia