nox is the gas that the car put out under load, pulling, going up a hill ect.... the converter is supossed to clean that up, along with other things too. when i used to do the inspections if it had high hc reading usually a oil change along with a good tune up would fix the problem, unless it had other problems.

pb buffalo 58.0lb
pb common 36.4lb
pb grasser 46.0lb
pb mirror 24.12lb
pb koi 15.25lb
pb blue 39.0lb
pb goldfish 1.5lb
pb bass 6lbs

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