“After 100 hours of operation, we found that we were able to capture the same amount of CO2 from real exhaust gases as we ... the pilot reactor in a cement factory located in Spain.

If your engine is burning enough oil to produce visible exhaust smoke, the oil level will drop over time and require periodic top-offs. Worse, burning oil can foul the engine's spark plugs ...

Whilst drivers are more likely to notice smoke coming from the exhaust when they start their car in cold weather, the AA warned that white smoke could be a sign that there is a serious fault with ...