Truck drivers are 50% more likely to die of heart disease; exhaust from this type of fuel appears to be the culprit
Wide range of cars emit more pollution in realistic driving tests, data shows ... 
beams of infrared and ultraviolet light took a snapshot its exhaust ... on the road 
pumped out double the NOx they did under test conditions, ... VW appear to 
have been caught red-handed, but it would seem ...... 30 Sep 2015 8:50.