Finding a vacuum leak in a car can be frustrating. This video demonstrates how to make a smoke test machine for detecting ...

Running a 10 minute smoke test after filter re-installation ... reliably improving fuel numbers across the fleet. Using a smoke machine on your fleet vehicles will not only improve fuel economy ...

The RapidPass emissions testing equipment consists of two green ... ultraviolet light beams that detect the plume of smoke ejected by passing vehicles, measuring hydrocarbons, carbon monoxide ...

The deployment of mobile emission testing machines seems to have had an immediate impact in cracking down on smoke-spewing vehicles in the city. In the one week since the machines were deployed ...

The Driver & Vehicle Agency (DVA ... to do an emissions test on diesels at MOT using a machine called a smoke meter. The smoke meter test is routinely carried out in the rest of the UK where ...