August 8, 2007 In the future drivers may only have to glance at their dashboards to see the pollution coming out of their vehicle's exhaust. A new laser measuring device capable of recording the levels of carbon dioxide, carbon monoxide and methane directly from the inside of an exhaust has been constructed by a team from The University of Manchester. By monitoring a vehicle's emissions while driving along, it is hoped the system will potentially help people reduce their emissions by adjusting their driving style. Monitoring gases inside the exhaust is faster and more sensitive than the normally used extractive measurement techniques which involve the gases being caught in a box and tested while the engine is idling.
Read the full article: On-road pollution monitoring for car exhausts