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Exhaust gas purification for diesel vehicles

The graphic explains the chemical processes involved in the conversion of nitrogen oxides into water and nitrogen by adding AddBlue to diesel engines:

 

Content is free to use but usage restrictions apply. Please visit our <a href="https://ednh.news/faq" target="_blank">FAQ</a> for conditions of use.<br/>If you click download/embed, you acknowledge that you have read and will respect the terms of use.