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  1. Emission Cheating - looking beyond VW

    Planes, Trains and Automobiles
    I stumbled upon this literature review on the real world performance of NOx controls. Worth reading . . . . http://www.theicct.org/sites/default/files/publications/ICCT_NOx-control-tech_revised%2009152015.pdf
  2. Emission testing flaws in USA

    Planes, Trains and Automobiles
    Volkswagen Used 'Defeat Device' To Skirt Emissions Rules, EPA Says : The Two-Way : NPR I wonder how many other manufacturers have special ECU modes to defeat the emissions and fuel economy tests.