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care is needed when interpreting this figure. The NOx emissions limit for a Euro 2 diesel car is deduced as the limit was set for combined pollutants (HC + NOx) and the test procedure changed between Euro 2 and Euro 3. The trend of NOx emission factors is based on emission functions provided by COPERT 4 at speed 33.6 km/h.
Car-pooling with your colleagues will lessen your impact on the environment, save you money and let you travel in the company of others. Ask which of your colleagues live nearby and take turns driving to work.
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